XUEMEI flush mount manual room thermostat provides 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 adjust 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 heating. Equipped with a built-in room sensor and a 3m NTC external floor probe. The built-in sensor measures ambient room temperature, while the external probe monitors floor temperature to prevent overheating, ensuring the floor temperature does not exceed 50°C. Features an LED indicator to show system status. When illuminated, the LED indicates that heating is active. Specifications: Power supply: AC 230V, 50/60Hz; Power consumption: 5W; Floor sensor temperature limit range: 25–55°C; Protection rating: IP20. Wall-mounted design for indoor installation. Ensure free air circulation around the unit during installation. Avoid placement near heat sources, direct sunlight, drafts from doors or windows, or exterior walls that may affect temperature readings. Simple operation: - "I": On; "O": Off - Set temperature by turning the rotary knob to the desired value - LED lights up when the heating system is active Compatible with electric underfloor heating systems and other resistive heating loads. Package includes: 1 x Thermostat 1 x 3m floor sensor 2 x Mounting screws 1 x English user manual Safe, energy-efficient, and reliable performance.