The wireless room thermostat controls the room temperature and triggers the activation of the heating circuit to reach the desired temperature in the room.Protection class/shell material: IP20/flame-retardant PC The thermostat contains a large LCD screen that displays the measured temperature, desired temperature, time and current program.The start of heating can be programmed according to 4 time slots for each day of the week. This battery-powered thermostat (2 batteries not included) has a remote wireless relay (10A max) powered by 230V.Ideal for controlling boilers (electric, gas or oil) in homes that do not provide electrical wiring to the thermostat portion of the room. Note: Due to the different images displayed, the actual color shall prevail.Dimensions are measured by hand, there may be errors (1-2 cm). The thermostat can also be used to control circulators or electric heaters operating at 230V.