Features:_x000D_ 4.8'' large colorful backlight LCD for easy reading, touch screen to make simple operation._x000D_ Amazing silver frame opens your modern life, the visible thickness above the wall is only 15mm._x000D_ 86mm hidden box and European 60mm round box is suitable._x000D_ No limit to add thermostats in APP. Integrated with Amazon Echo, Google Home and Tmall Genie._x000D_ Create thermostat group to centralized control and support device sharing._x000D_ 1 accuracy keeps temperature within the level you set._x000D_ 5+1+1 six periods programmable maximize comfort and economy, manual or programmable mode switchable._x000D_ Weather, UV index, humidity display help you dicide what to wear today._x000D_ Data memory when power is off, no need to worry about power failure._x000D_ Press and hold the buttons for 5s to lock/ unlock the thermostat, you can select full lock or half lock._x000D_ Specifications:_x000D_ Material: PC + ABS_x000D_ Color: Black / White / Silver (Optional)_x000D_ Type: Wifi/ Non-wifi (Optional)_x000D_ Voltage: AC 95-240V 50-60Hz_x000D_ Current Load: 5A_x000D_ Power Consumption: <1.5W_x000D_ Sensor: NTC3950, 10K_x000D_ Accuracy: 1_x000D_ Set Temp. Range: 5-35_x000D_ Display Temp. Range: 5-99_x000D_ Ambient Temp.: 0-45_x000D_ Ambient Humidity: 5-95%RH (Non Condensing)_x000D_ Storage Temp.: -5~45_x000D_ Timing Error: <1%_x000D_ Installation Box: 86 * 86mm Square or European 60mm Round Box_x000D_ Wire Terminals: Wire 2 * 1.5mm2 or 1 * 2.5mm2_x000D_ Protection Class: IP20_x000D_ APP: My BecaSmart_x000D_ Item Size: 12.7 * 4.0 * 8.8cm / 5 * 1.57 * 3.46in_x000D_ Item Weight: 231g / 8.14oz_x000D_ Package Size: 16.5 * 12.5 * 5.8cm / 6.50 * 4.92 * 2.28in_x000D_ Package Weight: 352g / 12.41oz_x000D_ Package List:_x000D_ 1 * Thermostat_x000D_ 2 * Screws_x000D_ 1 * Manual (English)