Easy to use: Simple to operate, no need to program. LED lights: Indicator lights up when heating. 50 meters long line: Place the sensor in the mounting enclosure, bury the enclosure under the floor, thicken its ends and place as high as possible on the concrete layer. The sensor cable can be extended up to 50 meters with additional cables. Scope of application: Designed for floor sensors and electric heating systems. Specifications: Type: Heating Thermostat Color: White Quantity: 1 Material: Plastic + metal Voltage: 220VAC/230VAC 50/60Hz Power consumption: 5VA Temperature control range: 5-40°C Limit temperature range: 25-55°C Energy saving temperature: 5°C Temperature switch deviation: ±0.5K Ambient temperature: -5 to 50°C Shell protection: IP20 External sensor: Lead length 3 meters Shell material: Flame retardant PC Packing size: 10 x 10 x 6.5 cm Weight: 180 g