CE Certified: Wall thermostat for underfloor heating, designed for flush mounting. This thermostat fits standard wall boxes worldwide and is suitable for electronic underfloor heating and other electric heating elements. Easy to Use: Simply turn on the push button and adjust the floor temperature by rotating the knob. This manual thermostat regulates floor temperature and the operation of your underfloor heating system. LED Indicator: Features an LED indicator to easily check if the underfloor heating system is active. When the LED light is on, it indicates that heating is in progress. 3m NTC External Floor Sensor: This mechanical room thermostat includes an external 3m temperature sensor to accurately detect the temperature of the underfloor heating system, ensuring precise and easy temperature control. Specifications: 220V~240VAC 16A 50/60Hz; Temperature Range: 5~40℃; Temperature Differential: 0.5℃; Protection Class: IP20. Package Includes: 1*thermostat, 1*3m floor sensor, 2*mounting screws, 1*English user manual.