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/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. 0.5C Accuracy keeps temperature within the level you set. Compatible with Alexa, Google 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 / White(Optional) Type: W-F / 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 % RH (Non Condensing) Storage Temp.: -5 ~ 45 Power Consumption: