Wide compatibility for heating systems: This rotary knob digital room thermostat is compatible with a range of systems, including electric heating and gas boilers, delivering indoor climate control for any home. Flexible monitoring with dual sensors: Choose between a builtin aluminum sensor or a 300 cm long external sensor to fit your monitoring needs effectively. Precise temperature settings: Temperature range 5 to 40 C, with precise control down to 5 C and a calibration feature that aligns with realtime room conditions. Easy status monitoring with LED indicator: The builtin LED indicator lights red when the heater is operational, allowing for quick checks on heating activity. Use scenarios: Living room with electric heating or a gas boiler: Set the desired comfort temperature on the thermostat and rely on the red LED to confirm when the heater is active. Bedroom or room with variable layout: Use the dualsensor option to place the external sensor up to 300 cm away for accurate readings, or use the builtin sensor for a compact setup. Home needing ambient calibration: Utilize the calibration feature to align the thermostat with realtime room conditions for consistent comfort.