BHT-005-GC 220V AC 3A Smart Home Heating Thermostat for EU Box, Control Boiler Heating with Only Internal Sensor 1. Power: less than 1.5W 2. Temperature sensor: NTC3950, 10K 3. Temperature error: +-1 degrees Celsius 4. Power consumption: less than 1.5W 5. Current load: 3A 6. Voltage: AC 95-240V 50-60Hz 7. Ambient temperature: 0-45 degrees Celsius 8. Temperature range: 5-45 degrees Celsius 9. Environmental humidity: relative humidity 5-95% (non-condensing) 10. Protection level: IP20 11. Installation box: European 60mm round box 12. Size: 131x75x37.5mm Features: 1. Suitable for electric heating, pipes and wall hanging 2. Applicable system: the floor heating thermostat supports the application system of IOS and Andriod system 3. The thermostat can be controlled by mobile phone anytime and anywhere. When you connect the thermostat with the mobile phone, the thermostat will display the local weather, habits and humidity, and check the current status through the app 4. PC+ABS flame retardant shell, safe to use 5. LCD display, 2.5D arc chamfer +13mm ultra-thin embedded panel, suitable for various wall spaces 6. Store data when power is off, no need to worry about power off 7. 7 programmable 5+1+1 periods, which can improve comfort and energy-saving strategies, and adapt your home heating to your life 8. Through Bluetooth compatibility, quickly connect to the mobile phone, the operation steps are simple; you can perform voice control of smart home integration and heating. Just give voice commands to turn the thermostat on and off, and even set it to a specific temperature as needed 9. Support local data packagesharing, centralized control 10. App remote control, send you the current indoor temperature information, no matter where you are and how far you go, you can freely control the indoor temperature 11. More functions: manual mode in programming mode, temperature calibration, child lock, antifreeze function, high temperature protection, start temperature difference, etc.