Features: Smart Thermostat: Heat and cool dual mode to select; convertible temperature units - Celsius and Fahrenheit; 2 indicator lights to show the work status; And comes with 2.5m external sensor. Max 16A, 95~220V. Wide Applications: Suitable for electric heating radiator, electric cooling and temperature control system. It can be used in smart homes, shopping malls, and industrial places. Various Advanced Options Settings: There are 4 modes to choose according to your needs - Manual/Programming/Temporary Manual/Holiday Mode. 5+1+1 & 6 Periods Function: With 7 days programming mode to set, 6 periods to adjust different temperatures. WiFi Connect &APP Control: Support control and adjust the temperature setting program in your mobile device, please download the APP(Smartlife) first via APP store (iOS) or Google Play (Android). With simple and clean UI, which is also easy for a novice to operate. Support voice control via third parts voice assistance such as Alexa and Google Assistant. Complete Functional LCD: Equipped with LCD screen, accurate to display the temperature status and operating mode; With sensitive and responsive touch button for easily operate. Compact Size and Safety: Product dimension only 120x62mm, which occupy few place in the area. Design with children lock function, you can also set full lock and half lock in advanced options. Specification: Model: BHT12-CW Size: 120x62mm Color: Black, White, Blue&White (Optional) Voltage: 95~220V, 50~60Hz Maximum load: 16A Temperature sensing element: NTC10K Temperature control accuracy: 0.5 Temperature control range: 5 - 90C, can be changed in advanced options Shell material: PC+ABS (flame retardant) Working environment: 0 - 45, 5 -95%RH (no condensation) Storage temperature: -5 - 55 Protection class: IP20 Display temperature range: 5~99 Package Size: 13.5 x 7.5 x 7cm/5.3 x 2.9 x 2.7in Package Weight: 195g/6.8oz Note: 1. Before use, please confirm that this product is compatible with your temperature control equipment. 2. Before installation, please confirm that the plug type of this product is suitable for your local standard and heating equipment; 3. Please contact the after-sales service for equipment failure, please do not try to repair it by yourself; 4. After the installation, please refer to this manual to check again to ensure normal safety Packing List: 1 x Thermostat 1 x User Manual 1 x External Sensor 2.5m