1.Advanced Leak Detection: The Tuya Smart Water Leak Sensor is designed to accurately detect water leaks and overflows, preventing costly damages and ensuring the safety of your home. 2.High-Decibel Alarm: With an 85dB sound alarm, this sensor guarantees to promptly alert you of any leaks or overflows, even in noisy environments. 3.Tuya Smart Home Integration: Seamlessly integrate this leak sensor with your Tuya smart home system for comprehensive home security and management. Type: Water Leakage Detector Alarm sound:85dB Input voltage: DC3V Detection: Water-sensor detector Installation method: Wall-mounted Color: White Material: ABS Package Contents: 1 x Water Leakage Detector(Without 2xAAA batteries, you need to prepare them yourself) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.