Features: Supports WiFi and voice control. Compatible with Amazon Echo/Google Home/Tmall Genie/IFTTT. Designed to control heating system, easy to operate and program. You can control it via phone APP when you\'re not at home. Large display screen with backlight, easy to read and touch buttons make simple operation. 0.5C accuracy keeps the temperature within the level you set. 5+2 six periods programmable maximize comfort and economy. A standard 86mm pattress box or European 60mm pattress box is suitable for installation (Box NOT Included). High-efficiency and energy-saving thermostat to help lower home energy costs. Made of flame retardant material, safe and reliable for daily use. Data memory when power is off. Note: 1. UH indicates electric floor heating, P indicates Weekly Programmable, W indicates WiFi. 2. Please read the user manual carefully before installing and operating the thermostat.