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. Press the push button to turn on and set the desired room temperature using the rotary knob. When the built-in air sensor detects that the room temperature reaches the preset level, the thermostat automatically pauses the heating. Equipped with a built-in sensor and a 3m NTC external floor probe. The built-in sensor measures room temperature, while the external probe provides floor overheat protection by ensuring the floor temperature does not exceed 50°C. LED indicator shows the operating status. When the LED is lit, the heating system is active, making it easy to monitor system performance. Specifications: Power supply: AC230V 50/60Hz; Power consumption: 5W; Floor temperature limit range: 25–55°C; Protection rating: 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 design. Wall-mounted installation for indoor use. Ensure the thermostat is installed in a location with free air circulation, away from direct heat sources such as sunlight, drafts from doors or windows, or external wall temperature influences. Easy to operate with an on/off push button and rotary knob. Turn the knob to adjust the temperature setting and control the heating output. Simple operation: 1. "I" = On; "O" = Off 2. Temperature setting: Rotate the knob to desired temperature 3. Indicator: LED lights up during heating Suitable for electric underfloor heating systems and other resistive heating loads.