ZDD 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. 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 temperature protection to ensure the maximum floor temperature does not exceed 50°C. LED indicator: This electric underfloor heating thermostat features an LED indicator to show when the heating system is active. The LED lights up during heating operation. Specifications: - Power supply: AC 230V, 50/60Hz - Power consumption: 5W - 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. Wall-mounted design: This thermostat is installed on the indoor wall surface. Easy to use: Features an on/off push button and a rotary knob for simple temperature adjustment and control of the heating output. Electrical specifications: - 220–240V AC, 16A, 50/60Hz - Temperature range: 5–40°C - Differential per temperature: 0.5°C Operation: 1. "I" = On; "O" = Off 2. Temperature setting: Turn the knob to the desired value 3. Indicator: LED turns on during heating Suitable for electric underfloor heating and other electrical heating systems. Installation note: The thermostat should be mounted on the wall with adequate air circulation. Avoid exposure to direct sunlight, drafts from doors or windows, or heat sources that could affect temperature readings.