Installed on the indoor wall surface. Temperature range: +5/+40 degrees Celsius. Applied to space heating automatic control system. Indicator light is on when heating. Meets the requirements of safety, energy saving, and comfort. Voltage: 220-240VAC 50/60Hz Load current: 16A Power consumption: Less than 2VA Temperature setting range: 5-40℃ External sensor: B=3950 10K @ 25℃ Wire length: 3 meters Switch difference: ±1℃ Ambient temperature: -5-50℃ Protective cover: IP20 Casing material: Flame retardant PC External dimensions (height/width/depth): 86/86/35mm Features a temperature scale, dial, and switch on the panel. Designed for simple operation and long-term reliability, making it suitable for children and the elderly. Moderately priced and durable. Color: White/Black Material: Plastic Package Contents: 1 x Room temperature regulator Note: Only the items listed are included; other products are not part of the package. Light reflection and differences in display screens may cause slight variations between the color shown in the image and the actual product. Measurement error allowance: +/- 1-3 cm.