Water Leak Detector WLAN, Water Detector Alarm100 dB, Water Sensor with Smart Life App Alert, Wireless Water Alarm with 3.44ft Sensing Adjustable Cable for Kitchen, Cellar and Bathroom (2.4G WiFi). Loud Alarm: In the event of a leak or drop, the WiFi water detector emits a continuous 100dB sound for 60 seconds.
eBay