Tuya WiFi Heating Thermostat 433MHZ Wireless For Gas Boiler digital Temperature Remote Controller For Smart Home Home Alexa Voice Control. RF433 Thermostat can be controlled wirelessly and remotely across the wall, no need to pre-built wires, low-power chip allows you to heat without worrying about energy consumption, RF433 Receiver is wired directly to the wall hung boiler, more convenient to use. Classic white color set, can be applied to all apartments and single-family houses. Thermostat: can choose to use battery or Type C power supply, versatile and easy to use. (Both types of power supply support WiFi connection), support for wall mounting and desktop placement. Receiver: the receiver is wired directly to the wall hung boiler, no complicated wiring problems, no need for , you can easily . Colour:White Material:ABS Package Contents: 1 set * thermostat temperature controller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.