Item Type: Smart Radiator Thermostat ValveMaterial: ABSGross Weight: 235g / 8.3ozBattery: 2 AA batteries (not included)Set Temperature Range: 5~45Display Temperature Range: 0~70Ambient Humidity: 5~95%RFStorage Temperature: -5~45Protection Grade: IP20 .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; } 1Wireless Smart Connection: Intelligent control of room temperature, intelligent App wireless connection, customized device time and settings. 2APP Control: App remote control, real time control of your indoor temperature via smart life app anytime, anywhere, and record the temperature in the app. 3Hands Free Voice Control: This temperature control valve can control the room temperature through voice commands, as long as the demand is stated. 4Programmable: Weekly programmable schedule and different modes are available, including automatic mode, manual mode, holiday mode, etc. 5Widely Applicable: It is applicable to the temperature control of heating and central air conditioning in residential buildings, shopping malls, hotels, with a wide range of applications.