Equipped with Fahrenheit or Celsius digital display, the temperature controller is easy to read. And it is programmable and supports data memory when power is off. This smart thermostat can remotely control your home temperature to attain advanced comfort by App wherever you are. It is made of high-quality ABS and metal brushed panel material. The length of this thermostat is 8.6cm, the width is 8.6cm and the height is 2cm. It fits electric heating system and equipment power at 24V. Item Name: Smart Thermostat Material: ABS, Metal Brushed Panel Rated Voltage: 95-240V Black/Grey Thermostat Rated Current: 5A White Thermostat Rated Current: 16A Wifi Supported: Yes Compatible Smart Speaker: for Tmall Genie, for Rokid, for Ding Dong, for Tencent Xiaowei Features: 5+1+1 Programmable, APP Remote Control, Extensive Compatibility Size Details: LxWxH: 8.6cm x 8.6cm x 2cm/3.39" x 3.39" x 0.79"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Smart Thermostat (Including Screws Accessories) 1 x User Manual