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 automatically pause the heating. Features a built-in sensor and a 3m NTC external floor probe. The built-in sensor measures room temperature, while the external probe provides floor temperature protection to ensure the maximum floor temperature does not exceed 50°C. LED indicator shows when the heating is active, making it easy to monitor system operation. 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 for indoor use with free air circulation around the unit. Avoid placement near direct heat sources, sunlight, drafts from doors or windows, or outer walls that may affect temperature readings. Easy to use: On/Off push button and rotary knob allow simple temperature adjustment and control of the heating output. Operation: 1. Push button: 1 = On, 0 = Off 2. Temperature setting: Turn the knob to desired temperature 3. Indicator: LED lights up during heating cycle Suitable for electric underfloor heating systems and other electrical heating applications.