Smart Radiator Thermostat, using dry battery power supply, without wiring, easy installation, for the temperature control of warm water radiator, provide comfortable temperature, reduce energy waste, save the cost of heating users. This product has a built-in zigbee® (Tuya) wireless communication module with low power and LCD display screen. It can be used individually and can be added to the TuyaSmart APP to make it an intelligent thermostat.