The Lora Temperature Humidity Sensor WT104 is a AAA battery or 3.3~24VDC powered up and ultra low power consumption wireless waterproof temperature and humidity sensor,it special design for monitoring temperature and humidity of Hospital, chicken farm, chemical plant, storage room, freezer, laboratory and other applications. intergrated into S281 Cellular Lora Gateway, it can achieve temperature and humidity monitoring, Air-Conditioner remote control, PLC remote monitoring, temperature recorder remotely monitoring, UPS remote monitoring, VFD remote monitoring, Power meter remote monitoring and so on.