This rotary knob digital room thermostat is designed to work with multiple heating systems to help you maintain a comfortable, consistent indoor climate. Key benefits and features Broad compatibility: Works seamlessly with electric heating, hot water heating, and gas boilers, simplifying installation and providing reliable control across different setups. Flexible sensing: Includes a builtin aluminum sensor and a 300 cm external sensor, allowing flexible placement to suit room layout and ensure accurate readings. Simple, precise control: Set your target temperature from 5 to 40 C in 5 C steps, with a calibration feature to align the displayed temperature with the actual room temperature. Clear status indication: An integrated LED indicator shows operation at a glance, with the heater lighting up red when active for quick monitoring. Easy to use: Operate the thermostat with a userfriendly rotary knob for smooth, intuitive adjustments. 23 practical use scenarios Singleroom electric heating: Install in a living area or bedroom to maintain a comfortable and energyefficient ambient temperature with easy, precise adjustments. Gas boiler central heating: Use with a gas boiler system to regulate room temperature efficiently, helping to reduce energy consumption while keeping rooms comfortable. Flexible sensor placement: Place the external sensor in a larger space or away from direct heat sources to improve ambient temperature readings, then calibrate as needed to reflect actual room conditions. Material and performance notes Builtin aluminum sensor ensures reliable response and stability. The external sensor supports flexible installation up to 300 cm for placement. Temperature settings are designed for straightforward control with reliable calibration to match real room conditions.