Features: 1.Leakage Sensing: Supports alarm record checking on APP, the water leak sensor can accurately detect the leakage and push notification for alarm. 2.Simpler Control: Can work in conjunction with the valve, and efficiently close it when there is leaking. Can also work with sound and light alarms. 3.Reliable in Use: Adopting 16 bit low power micro processor, the IP67 waterproof water leak detector is very durable under various work environments. 4.Wide in Utility: Can be widely applied to a variety of places, including but not limited to kitchen, living room, bathroom, toilet, basement, etc. 5.Easy to Install: Designed to have a compact size and a light weight as well, the wireless leak sensor enables convenient installation in minutes. specification:Item Type: Water Leak Sensor Model: JMX009 Material: ABS Color: White Battery Type: Built in 240mAh CR2032 button battery. Working Voltage: 3V Low Voltage Alarm: 2.5V 0.2V Wireless Frequency: 2.4GHz Transmission Power: 15dBm Standby Current 8uA Working Current 25mA Applicable Scene: Widely used for detecting water leakage and overflow in basement, machine room, hotel, kitchen, toilet, etc. PackageList:1 x Water Leak Sensor 1 x User Manual