RF Thermostat with receiver

The M4LR wireless one-to-one gas boiler thermostat is with LCD digital display screen. It is with 1.5V three sections of AA batteries or it can also be plugged in with a Type C charging cable. It is used to control boilers to start or stop working in order to adjust temperature. Thermostat detects room temperature, when actual room temperature is lower than your set temperature, thermostat controls boiler to start working. Then thermostat controls boiler to stop working when actual room temperature is higher than your set temperature.