Description Antifreeze function. Child lock to prevent accidental changes. Cordless design powered by AA batteries, allowing flexible placement. Easy to mount on the wall or place anywhere. 5+2 daily programmable schedule for weekly use. Features: Digital LCD display. Powered by two 1.5V AA batteries (not included). Starts or stops the boiler to maintain desired room temperature. The thermostat detects ambient temperature and signals the boiler to start when the room temperature falls below the set point. When the room temperature reaches or exceeds the set level, the thermostat signals the boiler to stop. Material: ABS Dimensions: 85 x 85 x 28 mm Sensor: Integrated Color: White Backlight: Blue or orange Operating voltage: 2 x 1.5V AA batteries (not included) Power consumption: Low Package Contents: 1 x Thermostat 2 x Mounting screws 1 x Instruction manual in English