WiFi Smart Thermostat Wall-Hung Gas Boiler Water Electric Underfloor Heating Temperature Controller Work with Alexa Google HomeBrand Name: MoesHouse Certification: CE Origin: CN(Origin) Power: Receiver: 230VAC 50 60HZ Thermostat: USB power supply 4*AAA Batteries Pls remove batteries when USB power Display accuracy: 0. 5degrees Celsius Insulating condition: Normal environment Probe sensor: NTC(10k)1% Running program: Set per 1 week as a cycle Contact capacity: 5A 250V(WW)16A 250V(WE) Output: Switch relay Working environment temperature: 0 ~ 70 degrees Celsius Installation: