... 3) Easy installation 4) Wide application,Long lifespan led sensor lamp ParameterPower Source: 100~130V/AC 220~240V/ACPower Frequency ... .8~2.5mDetection Motion Speed: 0.6-1.5m/sWorking Humidity: <93%RHIP Grade: IP 44Application1, Applies in Water Heater, ... water and unsafe problems. 2, Applies in level control and temperature settings of household Appliances, such as Refrigerator, Washer, Water ...