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! 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: <1.5W Timing Error: <1% Shell Material: PC +ABS (Flame Retardant) Installation Box: 86 * 86mm Square or European 60mm Round Box Protection Class: IP20 Buttons: Capactive Touch Buttons Item Size: As Picture Item Weight: 155g / 5.47oz Package Size: 110 * 98 * 60mm / 4.33 * 3.86 * 2.36in Package Weight: 213g / 7.52oz Package List: 1 * Thermostat 1 * User Guide(English) 2 * Screw