XUEMEI Flush Mount Manual Room Thermostat for Electric Underfloor Heating Systems and Other Electrical Heating Elements. Temperature Control Range: 5–40°C. Maximum Output: 16A. CE Certified, Safe and Easy to Use. Power On/Off via Push Button; Adjust Target Temperature Using Rotary Knob. Built-in Air Sensor Automatically Pauses Heating When Room Temperature Reaches the Set Point. Features Built-in Air Sensor and 3m NTC External Floor Probe. The Built-in Sensor Monitors Room Temperature; the External Probe Provides Floor Temperature Protection, Preventing Floor Surface Temperature from Exceeding 50°C. LED Indicator Shows Operational Status: Illuminated During Heating. Specifications: Power Supply: AC 230V, 50/60Hz; Power Consumption: 5W; Adjustable Temperature Limit Range: 25–55°C; Protection Rating: IP20. Wall-Mounted Design for Indoor Installation. Ensure Free Air Circulation Around the Unit. Avoid Mounting Near Heat Sources (e.g., Direct Sunlight), Drafts (e.g., Doors or Windows), or Exterior Walls. Simple Operation: 1. “I” = On; “O” = Off 2. Set Temperature: Rotate Knob to Desired Value 3. LED Indicator Lights Up During Heating Suitable for 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.