Smart Water Leak Sensor   Drip & Leak Alert - Responds to drips and leaks with 6 detection probes on both top and bottom. Up to 90dB Alarm - Get alarted with its 90 dB siren and mute the alarm with one-touch. IP67 Waterproof Rating - IP67 waterproofing protects from wet and dusty environments. Instant App Notification - Receive instant alerts via the Tapo app when a leak occurs from anywhere. Flexible Placement - Wireless designed to place in anywhere leaks or flooding may occur like under the sinks near washing machine bathtub and more. Visible Alarm with Tapo Lights -  Get an visual alert from your smart bulb before disaster strikes. Hub Required - Triggers the Hub alarm when leakage is detected. Manage up to 64 sensors with one hub.           Around-the-Clock Alerts Featuring 6 high-sensitive probes on the top and bottom the Tapo Smart Water Leak Sensor detects both water leakage and flooding and alerts you immediately with its 90 dB alarm. It can also trigger the Hub alarm for additional audible alert coverage. Now you can intervene immediately and prevent worse water damage. Monitor Water Leakage from Anywhere Receive an instant app notification when a leak happens or the batteries run low. Find out even while away from home. Versatile Usages Flexible Placement Designed small and stylish to fit in most places. Hang the sensor with its lanyard mount to the wall with adhesives or attach to metallic surfaces with magnets (all included). Make a Visible Alarm Create a Smart Action in the Tapo app to connect your smart lighting with the Tapo Smart Water Leak Sensor. Get a visual alert from your smart bulb before disaster strikes. IP67 Waterproof Designed with an IP67 waterproof and dustproof rating the sensor is ideal for humid and dusty environments with a long service life. Long - Lasting Performance With two replaceable AAA batteries the sensor can last up to 1.5 years while coordinating with 24/7 Tapo Hub alarms. Consumes less energy and lasts more than 2 years when working independently.    .