Real-time detection: Water immersion sensor that can detect environmental water leaks in real time. When water is detected, the detector will send an alarm signal to the host and report the information to the user's mobile phone. Extra-long battery life: The water leak sensor is energy-saving and efficient, powered by 2A batteries, with long battery life and reducing the frequency of replacement. High sensitivity: Equipped with a sensitive probe, as long as there is water flowing through the sensor, it will immediately sound an alarm, and the indicator light will flash. Easy to use: Plug and play. Simply place it on the ground near possible water sources. For example, sewage pumps, toilets, water heaters, washing machines near or below. Scene linkage: Realize preset security scenarios via the ZigBee3.0 gateway and mobile phone APP. Once the monitored water level reaches the preset height, a remote alarm will be issued Features: Detects water leakage and push notification to mobile phone Remote control APP. Free iOS and Android APP. Power supply: 2 AA batteries Working current: 58mA. Standby current: 2.5uA. Operating temperature: 0C ~ 50C. Buzzing noise: 20% ~ 85% Working time: 5000. Wireless frequency: 2.4GHz. Wireless protocol: Zigbee 3.0 IEEE 802.15.4. Network range: 55m. Dimensions: 82 x 42 x 16mm. Package includes: 1 x water flood Note: Other items are not included, the color is based on the first picture, and other pictures only show the effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thank you! becomeveryrich