ANYWHERE LEAKS HAPPEN: Only 100gram water alarm leak detector with 8cm diameter and 3cm height which is easily placed anywhere you want, suitable for the sink cabinet, sump pump, washing machine, bathrooms, basements, wine cellar, kitchen and water heater. The water detector sensor will sound once a liquid leak is detected, alerting you of water leakage to avoid unnecessary property and economic losses<br>HIGHLY SENSITIVE WATER LEAK ALARM: The liquid leak alarm is made of high quality abs plastic and electronic parts with completely waterproof design, it's okay to float on water to detect leaks to prevent the water leak . 3 high sensitivity metal probes built in basement water sensor alarm that can accurately detect the light moisture and issue loud alert<br>EASY TO USE: Wireless water leak detector alarm, just powered by one 6f22 9v battery (battery is not included), no wiring or screws required, just twist off the sensor cover and install the battery manually, then place the water detection alarm in areas where leak and flood may occur. The sensor consumes very little power and can provide you with up to a year of home security protection<br>LOUD 100DB WATER ALARMS: No buttons, no programming, our leak detector will immediately sound as long as three electrodes on the bottom of the leak sensor detect the water or the liquid. Each water leak sensor features ultra loud 100db (upgraded in 2023) alarm audio which is loud enough to be heard even if the leak happens in the basement, wine cellar or garage<br>ANT SECURITY TOOL: Water leak alarm sensors are very helpful for early detection of water leaks, helping to minimize water and save you from costly repairs. Each package comes with 2 x wireless water detector alarm sensors and can provide a guarantee for your home security, business premises security, large scale warehouse security, life and financial security, so that you can work and live in a comfortable and safe environment