Heat pumps are increasingly in the news as the Ukraine crisis spurs some people to look at how they can reduce their reliance on gas. But as many users will know, keeping comfortable in our houses isn’t just about the heat source – it’s also very much about the controls. There are more and more digital smart thermostats available independent of a particular heating appliance manufacturer that will help households keep more comfortable and keep comfortable in the smartest, most efficient and lowest cost way.   WT-25 is such an intelligent modern design smart thermostat for heat pump control. It is a wireless weekly programmable smart heating and cooling thermostat, supported by Tuya smart life cloud. This Voice Alexa smart Heat Pump thermostat is widely used at Europe for its typical white & black design with dial operation. Functions: ·  Programmability: 7days programmable ·  Mode: Manual Mode, Away Mode, PRG Mode; Winter Mode & Summer Mode ·  Color:  Black or White  ·  Backlight: White ·   Material:  ABS+PC ·  Packing : Netural White Box, OEM acceptable ·  Other functions: Child lock, Open window detection, Frost protection, Temp. calibration  ·  Optional: Opentherm protocol, WiFi optional, Zigbee optional ·  Cetificate: CE, ROHS, UKCA, REACH, RED