General heating electronic thermostat: Direct wall installation, temperature range +5/+40°C, LED indicator light indicates heating. Suitable for automatic temperature control of heating (equipment) systems. Meets high standards of comfort, safety, and energy saving. Voltage: 220VAC. Power consumption: 5VA. Temperature control range: 5-40°C. Temperature limit range: 25-55°C. Energy saving temperature: 5°C. Temperature switch deviation: 0.5K. Ambient temperature: -5 to 50°C. Housing protection: IP20. External sensor: Lead length included. Colour: Black. Material: Plastic. Package Contents: 1 x Floor heating thermostat. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. The measurement allowed error is +/- 1-3cm.