If you’re looking to protect your home from water damage, I recommend considering the best smart water leak detectors that combine long-range wireless tech, quick response times, and smart home compatibility. Options range from budget-friendly packs to advanced systems with hubs and sensors that monitor pressure and temperature. Many detectors offer instant alerts via app, SMS, and alarms, making them dependable. Keep exploring to find out which models stand out for your home needs and guarantee peace of mind.
Key Takeaways
- Long-range wireless options like Sub-1G, LoRa, and WiFi enable comprehensive coverage for large or multi-room areas.
- Advanced sensors detect tiny leaks, monitor flow and pressure, and support integration with smart home ecosystems like Alexa and Google Home.
- Customizable alerts via app, SMS, email, and loud alarms ensure timely notifications for immediate action.
- Easy installation with wireless, battery-powered units and optional extension accessories suits various environments.
- Compatibility with hubs and smart platforms allows seamless automation, remote monitoring, and multi-sensor setups.
GoveeLife Smart Water Leak Detector 5 Pack

If you’re looking for a cost-effective way to protect large areas of your property from leaks, the GoveeLife Smart Water Leak Detector 5 Pack is an excellent choice. Its advanced Sub-1G wireless technology provides a robust signal up to 550 meters, even through five walls, ensuring reliable coverage across expansive spaces like basements and garages. The device offers instant SMS, app push, and email alerts, along with a loud 105 dB alarm and flashing red light. The dedicated app lets me customize alerts, locate sensors easily, and adjust volume. With an IP67 waterproof rating and a 5-year battery life, this pack delivers durable, maintenance-free leak detection for years to come.
Best For: homeowners and property managers seeking reliable, long-range water leak detection across large or multi-room areas with minimal maintenance.
Pros:
- Advanced Sub-1G wireless technology provides a robust signal up to 550 meters through five walls.
- Supports multiple alert methods including SMS, app push, and email, with customizable volume and easy device location.
- IP67 waterproof rating and a 5-year battery life ensure durability and low maintenance over time.
Cons:
- Supports only 2.4G Wi-Fi, limiting compatibility with 5G networks.
- Pairs exclusively with GoveeLife H5059 sensors, which may require additional purchases if expanding the system.
- No mention of smart home integration beyond alerts, limiting automation possibilities.
YoLink Water Leak Starter Kit (Hub + 4 Sensors)

The YoLink Water Leak Starter Kit stands out for homeowners seeking a reliable, long-range leak detection system that can cover multiple points throughout their property. It includes a hub and four leak sensors, suitable for areas like toilets, water heaters, and sump pits. The sensors are silent but can trigger audible alerts via optional accessories. Thanks to LoRa technology, the system offers up to a quarter-mile range outdoors, ensuring coverage even where Wi-Fi falls short. Easy to install and compatible with Alexa, IFTTT, and other smart platforms, it provides dependable water leak detection and safety alerts, making it a smart investment for home protection.
Best For: homeowners seeking a dependable, long-range water leak detection system that covers multiple points across their property with easy smart home integration.
Pros:
- Offers up to a quarter-mile outdoor range with LoRa technology, ensuring reliable coverage beyond Wi-Fi limits.
- Supports multiple smart home platforms including Alexa, IFTTT, and Home Assistant for seamless integration.
- Long battery life (up to five years) and durable, water-resistant sensors for consistent, low-maintenance operation.
Cons:
- Higher initial cost compared to some other leak detection systems.
- Some batteries may arrive dead due to quality issues, requiring replacement.
- Wi-Fi setup is limited to 2.4 GHz networks, excluding 5 GHz compatibility.
GoveeLife WiFi Water Leak Detector 2 (6 Pack)

For homeowners seeking extensive water leak protection across large areas, the GoveeLife WiFi Water Leak Detector 2-pack stands out due to its impressive LoRa technology, offering an open-air transmission range of nearly 2,000 feet. This allows reliable coverage in big spaces like basements, sheds, or multiple rooms without losing connection. The detectors feature sensitive sensors capable of detecting small leaks, along with adjustable 100dB alarms and app notifications for instant alerts. With a waterproof IP66 rating, long battery life of over five years, and easy setup via the GoveeHome app, these detectors provide scalable, dependable home water protection.
Best For: homeowners or property managers needing reliable, large-area water leak detection with smart alerts and long-range connectivity.
Pros:
- Industry-leading LoRa technology provides open-air transmission up to nearly 2,000 feet, ideal for large spaces.
- High sensitivity sensors detect small leaks promptly, with adjustable 100dB alarms and app notifications for quick response.
- Long battery life of over five years reduces maintenance, and easy setup makes installation straightforward.
Cons:
- Some users report false alarms in humid environments due to high sensitivity settings.
- The compact design may partially block outlets when mounted, requiring alternative placement solutions.
- In very large or complex setups, additional sensors may be needed for comprehensive coverage, increasing overall cost.
Govee WiFi Water Leak Detector (1 Pack)

Looking for a reliable water leak detector that seamlessly integrates into your home’s WiFi network? The Govee WiFi Water Leak Detector (1 Pack) is an excellent choice. It detects leaks quickly and sends instant alerts via email, app notifications, and on-device alarms, with a loud 100dB sound perfect for basements or noisy areas. It connects only to 2.4G Wi-Fi and supports up to 10 sensors through its gateway, creating an extensive monitoring network. You can customize alerts, name sensors by location, and even mute alarms when needed. Its reliable design makes it ideal for safeguarding your home against water damage.
Best For: homeowners and property managers seeking a reliable, WiFi-enabled water leak detector to protect their homes from water damage.
Pros:
- Sends real-time alerts via email, app notifications, and on-device alarms for immediate response
- Supports up to 10 sensors through a WiFi gateway, enabling extensive coverage across large properties
- Customizable sensor naming and adjustable alarm volume, including a mute option for convenience
Cons:
- Only compatible with 2.4G Wi-Fi networks; does not support 5G Wi-Fi connections
- Requires a WiFi gateway for multiple sensors, adding an extra component to setup
- Loud alarm (100dB) may be disruptive if not muted promptly in quiet environments
Moen White Flo Smart Water Leak Detector (3-Pack)

If you want reliable leak detection for multiple areas around your home, the Moen White Flo Smart Water Leak Detector (3-Pack) stands out as an excellent choice. It offers continuous protection with smart technology that detects leaks early, helping you prevent costly water damage. The inclusion of an extension cable and Remote Sensing Disc extends detection up to 48 inches, perfect for tight spaces. It connects seamlessly to the Moen Smart Water Network App, sending instant notifications to your phone. You can easily place multiple units around your home for extensive coverage, and it works well independently or with other Moen systems for whole-home leak management.
Best For: homeowners seeking comprehensive, reliable leak detection across multiple areas of their house with real-time alerts and easy integration.
Pros:
- Provides 24/7 continuous leak monitoring with smart technology for early detection
- Includes extension cable and Remote Sensing Disc to cover tight or hard-to-reach spaces up to 48 inches
- Connects seamlessly to the Moen Smart Water Network App for instant notifications and remote management
Cons:
- Requires separate purchase of Flo Smart Water Monitor and Shutoff for full system integration
- May be less effective in extremely large or complex home layouts without multiple units
- The app and connectivity features depend on a stable Wi-Fi connection, which may vary in performance
TP-Link Tapo Water Leak Detector with App Alerts

The TP-Link Tapo Water Leak Detector with App Alerts stands out for its rapid detection capabilities, thanks to six highly sensitive sensor probes that can identify leaks within just one second. Dual-side sensing guarantees thorough coverage, catching drips early and preventing costly water damage. It features a built-in 90 dB adjustable alarm that sounds immediately when a leak is detected, and you can silence it easily. The detector also sends instant notifications to your app, keeping you informed remotely. Powered by two AAA batteries with an impressive three-year lifespan, it’s durable with an IP67 waterproof rating, making it suitable for various environments.
Best For: homeowners and property managers seeking reliable, rapid leak detection with smart home integration and remote alerts.
Pros:
- Rapid leak detection within 1 second thanks to six highly sensitive sensors
- Adjustable 90 dB alarm with easy silencing and integration with hub alarms
- Long-lasting battery life of up to 3 years with replaceable AAA batteries
Cons:
- Requires Tapo Hub for operation, adding an extra component to setup
- Limited to compatible smart home systems like Alexa and Google Home, which may restrict options for some users
- Environmental dependency may affect battery life and sensor sensitivity over time
Aqara Water Leak Sensor 3 Pack

For homeowners seeking reliable leak detection, the Aqara Water Leak Sensor 3 Pack stands out thanks to its highly sensitive probes capable of detecting water as thin as 0.5mm. These compact, wireless sensors are easy to place near toilets, water heaters, or sinks, and feature a durable IP67 waterproof housing. They connect via Zigbee to the Aqara Hub, supporting Apple HomeKit, Google Home, and Alexa, with a range of up to 10 meters. When a leak is detected, I get instant app alerts and local alarms. With batteries included and a sleek design, they’re a cost-effective way to safeguard your home against water damage.
Best For: homeowners seeking a reliable, easy-to-install water leak detection system compatible with popular smart home platforms.
Pros:
- Highly sensitive probes detect leaks as small as 0.5mm, ensuring early warning.
- Compatible with Apple HomeKit, Google Home, and Alexa via Aqara Hub for seamless smart home integration.
- Wireless, compact design with waterproof IP67 housing makes placement flexible and durable.
Cons:
- Requires an Aqara Hub (sold separately), which adds to the overall setup cost.
- Limited to Zigbee protocol with a maximum range of 10 meters, potentially restricting placement options.
- Full functionality may be limited without official Zigbee2MQTT support, possibly affecting advanced automation.
Moen Flo Smart Water Monitor and Shutoff Sensor

Designed for homeowners seeking all-encompassing water protection, the Moen Flo Smart Water Monitor and Shutoff Sensor stands out with its ability to detect leaks as small as a single drop per minute. Installed on your main water line, it monitors flow, pressure, and temperature 24/7, learning your water usage patterns to identify issues early. It can automatically shut off water to prevent damage and sends alerts via app, call, or email, whether you’re home or away. Compatible with various smart home systems, it offers remote control and detailed data access. With its quick setup and reliable leak detection, it provides peace of mind against costly water damage.
Best For: homeowners seeking comprehensive, real-time water leak detection and automatic shutoff to protect their property from water damage.
Pros:
- Highly sensitive leak detection capable of detecting as little as a single drop per minute.
- Learns water usage patterns to identify and alert users of abnormal activity early.
- Compatible with multiple smart home systems and provides remote control via app.
Cons:
- Installation requires professional setup, which may add to overall cost and time.
- Some users experience limited fixture identification accuracy and wish for more detailed flow data.
- Monthly subscription fee for Flo Protect monitoring plan may be a consideration for some users.
Smart Water Leak Detectors with WiFi & App Alerts (4 Sensors & Gateway)

If you want thorough leak protection that’s easy to monitor remotely, smart water leak detectors with WiFi and app alerts are an excellent choice. These systems include four sensors and a gateway supporting 2.4GHz WiFi via the TUYA app, but not 5GHz networks. The W13 gateway connects only with specific WD77(B0DPM4PYHJ) sensors, supporting up to 24 detectors. Equipped with multiple flood probes and a drip sensor, they detect leaks early in areas like kitchens and basements. The TUYA app sends instant push notifications, allows custom sensor names, and offers 32 ringtones. With adjustable alarm volume and a durable IP66 design, these detectors provide reliable, remote leak monitoring.
Best For: homeowners and property managers seeking reliable, remote water leak detection with customizable alerts and easy integration.
Pros:
- Supports remote monitoring via TUYA app with instant push notifications
- Compatible with up to 24 sensors through the W13 gateway for comprehensive coverage
- Durable IP66 waterproof design suitable for high humidity environments
Cons:
- Only compatible with 2.4GHz WiFi networks; not works with 5GHz bands
- Requires a subscription for SMS, email, or phone notifications
- Classic WD76 sensors lack WiFi/Bluetooth connectivity, limiting expansion options
TECKNET WiFi Water Leak Detectors (2 Pack)

The TECKNET WiFi Water Leak Detectors (2 Pack) stand out as an excellent choice for homeowners seeking reliable, early leak detection without the hassle of extra hubs or monthly fees. I appreciate their instant app alerts via Tuya Smart App, which notify me immediately at the first sign of moisture. The 120dB adjustable siren ensures loud alerts that are hard to miss, while multiple probes provide thorough coverage from all angles. Setup is simple with Bluetooth guidance, and I can place them under sinks or water heaters without tools. With a battery life of up to two years and no ongoing costs, they’re a smart, hassle-free solution for leak prevention.
Best For: homeowners and renters seeking reliable, easy-to-install leak detection with instant alerts and no need for additional hubs or monthly fees.
Pros:
- Instant app notifications via Tuya Smart App for early leak detection
- Loud 120dB adjustable siren ensures alerts are heard from a distance
- Wireless, tool-free installation suitable for various locations without extra equipment
Cons:
- Battery life, while up to 2 years, may vary with usage and environmental factors
- Some users report device malfunctions or size limitations in tight spaces
- The detectors rely solely on batteries, which require periodic replacement and monitoring
Kidde WiFi Water Leak Detector & Freeze Alarm

For homeowners seeking reliable water leak detection combined with freeze monitoring, the Kidde WiFi Water Leak Detector & Freeze Alarm stands out. It’s compact and easy to place near appliances like dishwashers, water heaters, or in basements. The sensor promptly detects leaks and alerts you via app notifications, helping prevent costly damage. It also monitors temperatures, warning you if it drops to 37°F or experiences rapid freezing risks. Powered by two AA batteries, setup is straightforward with the Kidde app, and it integrates seamlessly with Alexa, Google Home, iPhone, and Android devices. Plus, it comes with a one-year limited warranty for added peace of mind.
Best For: homeowners looking for an easy-to-install, smart water leak and freeze alarm that integrates with their existing smart home ecosystem.
Pros:
- Quick and simple setup via the Kidde app with QR code scanning.
- Combines water leak detection with temperature monitoring to prevent damage.
- Compatible with Alexa, Google Home, iPhone, and Android devices for seamless alerts and integration.
Cons:
- Relies on batteries; may require frequent replacements over time.
- Limited to a one-year warranty, which may not cover all issues beyond that period.
- Only includes two AA batteries, so additional batteries may be needed for extended use.
SwitchBot WiFi Water Leak Detector with App Alerts

When safeguarding your home against leaks, the SwitchBot WiFi Water Leak Detector stands out thanks to its easy Wi-Fi connectivity that requires no hub. Its compact design and IP67 waterproof casing make it versatile for placement in various areas, including outdoors. Equipped with four contact sensors and a 0.5mm detection sensitivity, it can alert you to leaks, drips, and floods via loud 100dB alarms and real-time app notifications. Powered by a long-lasting battery, it supports remote monitoring and can integrate with voice assistants like Alexa, Google, and Siri. Sharing access with family members makes it a reliable, user-friendly choice for extensive leak protection.
Best For: homeowners, renters, and property managers seeking an easy-to-install, reliable water leak detector with smart notifications and integration capabilities.
Pros:
- Easy Wi-Fi setup without the need for a hub, supporting remote alerts via app and email
- Compact, waterproof design suitable for various placement areas, including outdoors
- Long-lasting battery life of up to 2 years with low maintenance needs
Cons:
- Requires 2.4GHz Wi-Fi connection; may not be compatible with 5GHz networks
- Limited to basic leak detection features; lacks advanced sensors for other environmental monitoring
- Battery replacement requires manual access, which may be inconvenient in hard-to-reach spots
X-Sense Water Leak Detector (SWS51) 3-Pack

If you’re looking for a reliable leak detection system that covers large areas without wires, the X-Sense Water Leak Detector (SWS51) 3-Pack is an excellent choice. It’s Wi-Fi-enabled, pairs with a base station supporting up to 50 devices, and offers a long-range of 1,700 feet. The sleek, wire-free design with replaceable batteries makes installation easy in various locations like kitchens, bathrooms, or basements. It provides real-time push alerts, loud alarms up to 110 dB, and app control for silent or alarm modes. Users praise its quick setup, sensitivity to small leaks, and extensive coverage, making it a dependable solution for home safety.
Best For: homeowners seeking a comprehensive, wire-free water leak detection system with extensive coverage and easy installation across large areas.
Pros:
- Wireless, Wi-Fi-enabled design with a long-range of up to 1,700 feet for large property coverage
- Easy setup with quick pairing, app control, and replaceable batteries for hassle-free maintenance
- Loud alarms up to 110 dB and real-time push notifications for prompt leak detection and response
Cons:
- Compatibility limited to 2.4 GHz Wi-Fi networks, not 5.0 GHz
- Instructions and app interface may be challenging to read or navigate for some users
- Requires the base station for operation, adding an extra component to the setup
WiFi Water Leak Detector with App Notification (1 Gateway + 6 Sensors)

The WiFi Water Leak Detector with App Notification stands out as an ideal choice for homeowners seeking thorough leak monitoring with smart control. It includes one gateway and six sensors, supporting 2.4GHz WiFi and integrating seamlessly with the TUYA Smart App on iOS and Android. The sensors detect leaks from faucets, roofs, sinks, and more, sending instant alerts via push notifications. You can remotely control settings like volume, ringtones, and on/off functions through the app. With a range of up to 328 feet, this system offers reliable coverage, early leak detection, and customizable alerts to protect your home effectively.
Best For: homeowners seeking comprehensive and smart leak detection to prevent water damage with remote control capabilities.
Pros:
- Supports up to 24 sensors with a 328FT range for extensive coverage.
- Instant push notifications for real-time leak alerts via TUYA Smart App.
- Customizable ringtones and adjustable volume levels for personalized alerts.
Cons:
- Only compatible with 2.4GHz WiFi networks, not 5GHz.
- Gateway (W13) supports only WD61 sensors, not WD60 sensors without WiFi/Bluetooth.
- Requires the TUYA Smart App for full functionality; no standalone alert system.
Water Leak Detector Sensor Alarm

A Water Leak Detector Sensor Alarm is an excellent choice for homeowners seeking a straightforward, dependable way to detect leaks early without complicated setup. It features four rear probes and two front drip sensors, providing exhaustive coverage in areas prone to leaks, like basements and sinks. The device is wireless, easy to place, and doesn’t require WiFi or app integration, making it hassle-free. With a loud 100dB alarm, IP66 waterproof shell, and over two years of battery life, it offers reliable protection. Its simple touch controls and long-range detection ensure you’re alerted instantly, helping prevent costly water damage.
Best For: homeowners seeking a reliable, easy-to-use water leak detection solution without the need for WiFi or smart home integration.
Pros:
- Easy wireless placement with no setup required, suitable for various home areas.
- Loud 100dB alarm and visual indicators ensure prompt notification of leaks.
- Long battery life (over 2 years) with simple replacement and low maintenance.
Cons:
- Does not support WiFi, Bluetooth, or smart home system connectivity.
- Occasional reports of inconsistent performance in some situations.
- Limited to on-site audible alerts; no remote notifications via app or device.
Factors to Consider When Choosing Smart Water Leak Detectors

When choosing a smart water leak detector, I consider how flexible the sensor placement is and whether it fits my home’s layout. I also look at compatibility with my existing smart home systems, along with alert customization and battery life. These factors help make certain I select a device that’s reliable, easy to use, and integrates smoothly into my home security.
Sensor Placement Flexibility
Choosing a smart water leak detector with flexible placement options can make a significant difference in how effectively it protects your home. Flexible placement allows me to detect leaks in hard-to-reach or tight spaces, reducing installation challenges. Waterproof and durable sensors mean I can place them in humid or wet areas like bathrooms, basements, or laundry rooms without worry. Wireless sensors with long-range communication ensure coverage across large properties without complex wiring. The ability to choose different mounting options—wall, floor, or surface—helps adapt to various home layouts. Plus, I can add multiple sensors in different locations, giving me comprehensive leak detection tailored to my home’s specific risk areas. This flexibility maximizes protection and peace of mind.
Connectivity Compatibility Options
To guarantee your smart water leak detector works seamlessly within your existing home system, it is vital to take into account its connectivity options. First, confirm the device’s technology—Wi-Fi, Zigbee, LoRa, or proprietary protocols—matches your smart home ecosystem for easy integration. Check if it supports 2.4 GHz or 5 GHz Wi-Fi, as many detectors operate on only one frequency, which affects compatibility. Determine if a hub or gateway is necessary and verify your setup can support enough sensors for full coverage. Also, verify that the app and control system are compatible with your smartphone’s OS—iOS or Android—and platforms like Alexa, Google Assistant, or Apple HomeKit. Finally, consider the wireless range to guarantee reliable coverage throughout your property.
Alert Customization Features
Since you’ll want to respond effectively to leaks, selecting a detector with customizable alert features is essential. Look for devices that let you choose alert tones, volumes, and ringtones to match your environment and preferences. Support for multiple notification channels, like app alerts, SMS, and email, ensures you stay informed no matter where you are. It’s also helpful if you can label sensors by location, so you quickly identify the leak source during an alarm. The ability to silence alarms remotely or manually prevents false alerts from causing unnecessary disturbance. Ultimately, personalized settings—such as adjustable sensitivity thresholds and alert times—allow you to tailor notifications to your specific needs, ensuring you’re alerted promptly without being overwhelmed by unnecessary alerts.
Power and Battery Life
When selecting a smart water leak detector, paying attention to power and battery life is essential for reliable protection. I recommend choosing devices with batteries that last at least 2-5 years to minimize maintenance. Look for detectors powered by long-lasting batteries like lithium or high-capacity alkaline cells, which extend operation without frequent replacements. It’s also helpful if the detector has a low battery alert system, so you’re notified before it fails. Consider whether the device offers a rechargeable option to prolong battery life and reduce waste. While models with continuous power adapters require wiring, they generally provide more consistent performance than battery-only units. Balancing battery longevity with convenience helps ensure your home stays protected without unnecessary interruptions.
Integration With Smart Systems
Choosing a smart water leak detector that works well with your existing home system can make a big difference in how effectively you can monitor and respond to leaks. Make sure the device is compatible with your ecosystem, whether that’s Alexa, Google Home, or Apple HomeKit. Support for protocols like Zigbee, Z-Wave, or Wi-Fi is essential for seamless connectivity. Check if the detector can be controlled and monitored via a dedicated app that integrates with your smart system for remote alerts and automation. It’s also important to confirm you can set automation rules, such as shutting off water or triggering alarms when a leak is detected. Additionally, compatibility with third-party platforms like IFTTT or SmartThings can expand automation options, giving you more control and flexibility.
Frequently Asked Questions
How Do Smart Leak Detectors Integrate With Existing Home Automation Systems?
Smart leak detectors usually connect seamlessly with existing home automation systems via Wi-Fi or Zigbee/Z-Wave protocols. I simply add them to my smart hub or app, and they start communicating with other devices. This integration allows me to receive instant alerts on my phone, automate shut-off valves, or trigger alarms if a leak is detected. It’s a straightforward process that substantially boosts my home’s safety and convenience.
What Is the Typical Battery Life and Maintenance for These Detectors?
Think of your smart leak detector as a vigilant guard dog; it needs energy to stay alert. Typically, they last between 2 to 3 years on standard batteries, but some high-end models might last up to 5 years. Regularly checking and replacing batteries guarantees it stays on guard. Maintenance is simple—just swap out batteries when prompted, and keep the sensors clean for peak performance.
Can Multiple Detectors Work Together to Cover Large or Complex Areas?
Yes, multiple detectors can work together to cover large or complex areas. I’ve set up systems where interconnected detectors alert me immediately if any leak is detected, no matter where it occurs. This interconnected setup guarantees thorough coverage, reducing blind spots. I recommend choosing detectors compatible with smart home hubs or apps, so you can monitor and respond to leaks quickly across your entire property.
How Accurate Are Smart Leak Detectors in Detecting Minor Leaks?
Did you know that smart leak detectors can catch leaks as small as a few drops per minute? I’ve found they’re remarkably accurate at detecting minor leaks early, often within seconds of water contact. Their sensitive sensors quickly alert you to even tiny drips, preventing costly damage. I trust their precision because they’re designed to monitor moisture levels continuously, giving me peace of mind that my home’s protected from hidden leaks.
Are Smart Leak Detectors Waterproof or Suitable for Use in Damp Environments?
Smart leak detectors are designed to be water-resistant, but not all are fully waterproof. I recommend checking the product specifications before use in damp environments. Many models can handle minor splashes and humidity, making them suitable for areas like basements or laundry rooms. However, for complete peace of mind, opt for a detector specifically labeled as waterproof or water-resistant, ensuring it stays reliable even in high-moisture settings.
Conclusion
Did you know that water leaks can cause up to $10,000 in damage? Investing in a smart leak detector can save you from costly repairs and peace of mind. With options like the GoveeLife or Moen Flo, you can monitor leaks remotely and respond instantly. Choosing the right detector depends on your home’s size and needs, but one thing’s clear—early detection is your best defense against water damage in 2025.