This is a wired thermostat which is designed to regulate the temperature in your home. Programmable wire thermostats allow you to enter an ideal comfort temperature and switch the heating on or off in order to maintain this setpoint temperature. Item No.: HT-15 Programmability: 5+1+1 programmable Mode: Heating and cooling mode(Default heating mode) Backlight: White Material:  ABS+PC Packing : Netural White Box, OEM acceptable Other function: Child lock, Open window detection, Frost protection, Temp. calibration  Optional: Opentherm protocol Cetificate: CE, ROHS, UKCA, REACH