LEIGAO 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 pause the heating automatically. Features 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 to ensure the floor temperature does not exceed 50°C. LED indicator shows when the heating system is active. When the LED is on, heating is in progress. Specifications: Power supply: AC 230V 50/60Hz; Power consumption: 5W; Temperature limit range: 25–55°C; Degree of protection: 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 for indoor use. Ensures free air circulation around the unit. Avoid placement near heat sources, direct sunlight, drafts from doors or windows, or outer walls that may affect temperature readings. Easy to use: Equipped with an on/off push button and rotary knob for simple temperature adjustment. Set desired temperature by turning the knob. LED indicator confirms system operation. Suitable for electric underfloor heating and other electric heating applications. Operation: 1. On/Off: Push button (I: on; O: off) 2. Temperature setting: Turn the knob to desired value 3. Indicator: LED lights up during heating cycle Rated: 220–240V AC, 16A, 50/60Hz Temperature range: 5–40°C Differential per temperature: 0.5°C Simple and reliable electronic control for underfloor heating systems