XUEMEI flush mount, this manual room thermostat is designed to provide automatic on/off control for electric underfloor heating systems and other electrical heating elements. Temperature control range: 5–40°C. Output: Max 16A. CE certified, safe and easy to use. Turn on the push button and then set the room temperature by turning the rotary knob. When the built-in air sensor detects that the room temperature reaches the preset level, the thermostat will pause the heating automatically. Features a built-in sensor and a 3m NTC external floor probe. The built-in sensor is used for room temperature detection, and the external probe provides floor temperature protection to ensure the maximum floor heating temperature does not exceed 50°C. LED indicator shows when the heating system is active. When the LED is on, heating is in progress. Specifications: Power supply: AC230V 50/60Hz; Power consumption: 5W; Temperature limit range: 25–55°C; Degree of protection: IP20. Package includes: 1 x thermostat, 1 x 3m floor sensor, 2 x mounting screws, 1 x English user manual. Safe, energy-saving and high performance. Wall-mounted design. This thermostat is installed on the indoor wall surface with free air circulation around it. Avoid exposure to direct sunlight, drafts from doors or windows, or influence from other heat sources or outer wall temperatures. Easy to use: On/Off push button and rotary knob for simple temperature adjustment. Set desired temperature by turning the knob. LED indicator confirms heating status. Suitable for electric underfloor heating and other electric heating systems. Operation: 1. Push button: “I” for on, “O” for off. 2. Temperature setting: Turn the knob to desired value. 3. Indicator: LED lights up during heating.