Features The Leak Detector: Able to detect water leakage and flooding, the water leak detector can better guard your home and improve water usage safety. 100dB Audio Alarm: Designed to have clear 100dB audio alarm, the water leak sensor ensures real time notification to effectively prevent damage. Great Sensitivity: Equipped with 3pcs metal nib sensor, the ABS home leak detector adopts waterproof design has higher sensitivity and accuracy. Wider Application: Allows for broad utilization on basement, bathroom, under the sink, beside the water heater, and so on, useful and reliable. Easy Installation: Powered by a 6F22 9V battery, which is not included, the compact and lightweight water leakage alarm is flexible to place. Specification: Item Type: Water Leak Detector Material: ABS Battery: 1 x 6F22 9V battery, shipped without battery.  Package List:1 x Water Leak Detector 1 x User Manual Package List 1 x Water Leak Detector 1 x User Manual