SQ400B Wi-Fi Water Leakage DetectorSQ400B Tuya Smart Wi-Fi Water Leakage DetectorTech Specs Battery: CR123A Quiescent Current: ≤20μA Alarm Current: ≤125mA Low-voltage Indication: ≤2.6V Wireless Protocol: Wi-Fi - 2.4GHz Working Temp.: -10 - 50℃ Working Humidity: up to 95%RH In the Box 1 x SQ400B Wi-Fi Water leakage Sensor 1 x User Manual