Multisystem compatibility: Designed to work with electric heating, hot water heating, and gas boilers. This rotary knob digital room thermostat delivers a comfortable indoor climate tailored to your home's needs. Sensor options: Includes an internal aluminum sensor and a 3 m long external sensor, giving you flexibility to place sensing where it matters most. Accurate temperature control: Adjustable temperature range 540°C in 5°C steps; calibration feature ensures alignment with actual room conditions for reliable comfort. Visual operation confirmation: Clear LED indicator shows the thermostat status, lighting red when heating is active for quick verification. Key attributes and performance: supports multiple heating systems, easy to operate with a rotary knob, and built with an aluminum sensor for dependable performance. Use scenario: Retrofit or installation in a living room with a gas boiler to maintain steady comfort with simple setup and adjustment. Use scenario: In apartments or homes with separate hot water heating, rely on precise room temperature control to optimize comfort and energy use. Use scenario: Place the external sensor up to 3 m away from drafts or heat sources to improve accuracy in rooms with temperature variability.