Large LCD display Control electric floor heating, infrared heater, water floor heating, manifold, valve, gas wall-hung boiler heating Permanent user setting retention during power loss Display temperature recalibration Optional programming periods: 7 individual day programming, 6+1 day programming, 5+2 day programming Model Number: HY316 WE WIFI Type: Floor Heating Systems Voltage: 90-240Vac 50/60HZ Sensor: NTC (10k) 1% Contact capacity: 16A/250V (WE) Temperature limit range: 0~70Celsius Default setting temperature range: 5~35Celsius Maximum control accuracy: 0.5Celsius Certifications: RoHS The HY316 series WiFi thermostat is widely used in homes, residential buildings, schools, hotels, hospitals, and offices. It is compatible with electric underfloor heating, water heating, and water/gas boiler systems. Features include WiFi remote control, voice control, holiday mode, and child lock Color: White Material: Flame retardant PC + ABS Size: 86 x 86 x 27mm Package Contents: 1 x thermostat, 1 x sensor cable, 1 x screw kit, 1 x English manual Note: Light and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement allowed error is +/- 1-3cm.