Are you looking for a professional, yet affordable smart thermostat? Are you in search of a sturdy, trustworthy tool that can you warm and work you for a long term? If yes, look no further Our professional smart thermostat must meet your needs. It is one of the best choices for you. Features - Material: PC, ABS - Size: 12.70X8.80X4.00cm 4.99X3.46X1.57inch - Intelligent programmable thermostat provides uniform and comfortable temperature control through technology, craftsman and high-quality materials. - The operation is simple, come and get one for your home. - Smart thermostat that can be controlled by mobile phone before going home. - Our thermostat can keep the temperature in your set range. Customizable degrees Celsius or Fahrenheit. - Hold the button for 5 seconds to lock or unlock the thermostat, select full or half lock. - Warning or Cautions : Banned in the United States, Japan and Canada. The heating method is not suitable Specification Type: Wifi or Non-wifi (optional) Voltage: AC 95-240V 50-60Hz Current load: 5A Power consumed: lt;1.5W Sensor: NTC3950, 10K Accuracy: plusmn;1 or plusmn;1 Setting temperature range: 5-35 Display temperature range: 5-99 Ambient temperature: 0-45 Ambient humidity: 5-95% RH (non condensation) Storage temperature: -5? 9? 145Timing error: lt; 1% Protection level: IP20