1.large LCD display 2.Control electric floor heating,infrared heater,water floor heating,manifold,valve,gas wall-hung boiler heating 3.Permanent user setting retention during power loss 4.Display temperature recalibrates 5.Optional programming Period: 7 individual day programming;6+1day programming;5+2day 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, HY316 series Wifi thermostat is widely used in Homes, Residential buildings, Schools, Hotels, Hospitals,Offices etc. It can be used in Electric Underfloor Heating, Water Heating or Water/Gas Boiler systems. Press screen WiFi remote control and voice control Holiday mode function Children Lock colour: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 Only above package content, other products are not included. Note: Light and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.