This built-in manual room thermostat provides automatic on/off control for electric underfloor heating systems and other electric heating elements. Temperature control range: 5~40°C. Output: Max 16A. CE certified for safety and ease of use. Simply press the power button and set the room temperature using the rotary dial. The built-in air sensor automatically pauses heating once the preset temperature is reached. Features a built-in sensor and a 3m NTC external floor probe. The built-in sensor monitors room temperature, while the external probe protects against overheating, ensuring the floor temperature doesn't exceed 50°C. Includes an LED indicator to easily check the heating system's status. A lit LED indicates heating is active. Specifications: Power supply: AC230V 50/60Hz; Power: 5W; Temperature limit range: 25~55°C; Protection class: IP20. Package includes: 1 x Thermostat, 1 x 3m floor sensor, 2 x mounting screws, 1 x English user manual. Safe, energy-efficient, and high-performance wall-mounted thermostat. Easy to use with an on/off button and rotary dial for precise temperature control. Specifications: 220~240VAC 16A 50/60Hz; Temperature range: 5 ~ 40°C; Differential per temp: 0.5°C. Simple operation: 1. On; O: Off. 2. Temperature setting: Rotate the dial to the desired value. 3. Indicator: LED lights up during heating. Suitable for electric underfloor heating and other electric heating elements. The thermostat should be wall-mounted with free air circulation around it. Avoid placing it near other heat sources (e.g., sunlight), drafts from doors or windows, or external walls.