Features: 1.Flexible response to various leaking and flooding scenarios, timely warning, safe guarding. 2.When the detector probe senses water, it will alarm immediately and send the alarm to the APP, support for TUYA. 3.No need to install, just place it flat where you need to be waterproof, for home safety. 4.Low power consumption, no need to replace the battery (not include) frequently, long standby time, continuous working for 24 months. 5.Wide range of use scene, suitable for a variety of different use places to meet the general needs. Specification: Item Type: Water Leak Sensor_x000D_ Material: ABS_x000D_ The Detection Water Level: Approx. 0.4-3.2mm/0.02-0.13in_x000D_ Working Voltage: 3V_x000D_ Battery Type: CR123A x 2 (not include)_x000D_ Standby Current: 20uA_x000D_ Alarm Current: 125mA_x000D_ Low Voltage and Undervoltage: 2.6V_x000D_ Working Temperature: -10-50_x000D_ Working Humidity: 0-95%RH_x000D_ Detection Method: Water Detection_x000D_ Installation Method: Place on the Ground PackageList: 1 x WaterLeakSensor 1 x Pin 1 x Manual