1,Touch screen display with blacklight, easy to read. 2,Can be controlled by your phone before you come back home. 3,With a internal sensor, perceptive ambient temperature. 4,Automatically obtain the temperature, humidity and PM2.5 of the region to create an intelligent scene. 5,0.5°C Accuracy keeps temperature within the level you set. 6,Compatible with Alexa, Home. 7,No need to use battery, data memory when power is off. 8,5and2 six periods programmable maximize comfort and economy. 9,Suitable for water and gas boiler. 10,Touch screen display with blacklight, easy to read.Can be controlled by your phone before you come back home. 11,With a internal sensor, perceptive ambient temperature.No need to use battery, data memory when power is off. 12,0.5°C Accuracy keeps temperature within the level you set.Suitable for water and gas boiler. 13,Six periods programmable maximize comfort and economy.Compatible with Alexa, Home. Do you want a smart helper that can help you easily control temperature We can provide you with lots of products that can be applied not only for water floor heating or electric floor heating, but also for water or gas boiler. Our smart thermostat will be your best choice of temperature controlling for home. Never miss the good item! Features: Touch screen display with blacklight, easy to read. Can be controlled by your phone before you come back home. With a internal sensor, perceptive ambient temperature. Automatically obtain the temperature, humidity and PM2.5 of the region to create an intelligent scene. 0.5°C Accuracy keeps temperature within the level you set. Compatible with Alexa, Home. No need to use battery, data memory when power is off. Six periods programmable maximize comfort and economy. Suitable for water and gas boiler. The item will be sent among type 1 (with logo) and type 2 (without logo) randomly. Thanks for understanding. Note: 1. Please read user guide carefully. 2. Please ensure a professional person installs your thermostat. 3. Be sure to cut off the power supply before installation. 4. After installation, please check again according to this instruction to ensure safe use. Specifications: Color: Black or White(Optional) Type: W-F or No W-F(Optional) Power Supply: 95 - 240 VAC, 50 - 60HZ Current Load: 5A Sensor: Internal Sensor Accuracy: ±0.5℃ or ±1℉ Set Temp. Range: 5 - 35℃ Dispaly Temp. Range: 5 - 99℃ Ambient Temp.: 0 - 45 ℃ Ambient Humidity: 5 - 95 percent RH (Non Condensing) Storage Temp.: -5 - 45 ℃ Power Consumption: <1.5W Timing Error: <1 percent Shell Material: PC andABS (Flame Retardant) Installation Box: 86 x 86mm Square or European 60mm Round Box conservation Class: IP20 Buttons: Capactive Touch Buttons Item Size: As Picture Item Weight: 153g or 5.39oz Package Size: 110 x 98 x 60mm or 4.33 x 3.86 x 2.36in Package Weight: 203g or 7.15oz Package List: 1 x Thermostat 1 x User Guide(English) 2 x Screw 1 x Thermostat 1 x User Guide(English) 2 x Screw Note: 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.