Reliable Performance: If the water sensor detects a water leak or a preset limit value, the water detector will send a 60dB sound alarm, an alarm within 60 seconds, and an alarm message within 2-10 seconds. Send to smartphone (depending on network speed). to avoid possible water damage.Sound and light alarm: Even without Wi-Fi, a loud 60dB alarm and a red flashing alarm can still be heard on the scene, even if the basement is leaking, enough sound can be heard.Wide applicability: Perfect for continuous monitoring of homes, warehouses, basements, sinks, dishwashers, appliances, refrigerators, washing machines, sewage pumps, water heaters, hot tubs, electrical lines and filtration units, and can also be placed around swimming pools, bathtubs, aquariums and sensors warn of water levels.Battery powered: Built-in rechargeable battery (included) that lasts for one year, you can check its level on the app. 200cm long water detection sensor cable for flexible placementInstallation and use: No gateway, no complicated wiring, just a few steps to connect to home WiFi (only for 2.4G WiFi). Whether you are in the office or on the go, you can check the status at any time via the Tuya/Smart Life app. You can also share with others, and more people can receive alerts and track the activity of wireless sensors.