XUEMEI flush mount thermostat is designed to provide automatic on/off control for electric underfloor heating systems and other electrical heating elements. Temperature control range: 5C to 40C. 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 heating.Equipped with a built-in room 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 50C.Features an LED indicator to show when the heating system is active. A lit LED indicates that the system is currently heating.Specifications: Power supply: AC 230V 50/60Hz; Power consumption: 5W; Temperature limit range: 25C to 55C; 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 design. Wall-mounted installation 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. "I" position: On; "O" position: Off 2. Temperature setting: Turn the rotary knob to the desired temperature 3. LED indicator lights up during heating cyclesSuitable for use with electric underfloor heating systems and other resistive heating loads.