Smart thermostat provides uniform and comfortable temperature control throughtout every room in your property. With technology, craftsmanship and quality materials to offer you a safe, reliable thermostat combined with sleek, contemporary design. Specifications: Material: PC + ABS Color: White/ Black/ Silver (Optional) Type: Wifi/ Non-wifi (Optional) Voltage: AC 95-240V 50-60Hz Current Road: 3A Power Consumption: <1.5W Sensor: NTC3950, 10K Accuracy: 0.5 Set Temp. Range: 5-35 Display Temp. Range: 5-99 Ambient Temp.: 0-45 Ambient Humidity: 5-95%RH (Non Condensing) Storage Temp.: -5~45 Timing Error: <1% Protection Class: IP20 APP: My Smart Thermostat Installation Box: 86 * 86mm Square or European 60mm Round Box Wire Terminals: Wire 2 * 1.5mm2 or 1 * 2.5mm2 Available Installation 1: Wall Mount Available Installation 2: Hole Distance of 625mm (Europe, China and Japan) Available Installation 3: Hole Distance of 863mm (USA and Italy, etc.) Item Size: 10.8 * 10.8 * 2.5cm / 4.25 * 4.25 * 0.98in Item Weight: 152g / 5.35oz Package Size: 14.7 * 14.5 * 4.1cm / 5.79 * 5.71 * 1.61in Package Weight: 252g / 8.87oz Package List: 1 * Thermostat 1 * Set of Installation Accessory 1 * Manual (English)