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, ensuring the floor temperature does not exceed 50°C. LED indicator shows system status. When the LED is illuminated, the heating system is active. Specifications: Power supply: AC230V 50/60Hz; Power consumption: 5W; Floor sensor limit range: 25–55°C; Protection rating: IP20. Package includes: 1 x thermostat, 1 x 3m floor sensor, 2 x mounting screws, 1 x user manual in English. Safe, energy-saving, and high performance. Wall-mounted design for indoor use with free air circulation around the unit. Avoid placement near heat sources, direct sunlight, drafts from doors or windows, or exterior walls that may affect temperature readings. Simple operation: 1. Push button: On / Off 2. Temperature setting: Turn the knob to desired temperature 3. Indicator: LED lights up during heating cycle Suitable for electric underfloor heating and other resistive heating loads.