The product is an app-controlled, smart, programmable thermostat that helps you save energy and stay comfortable. It's compatible with most heating or cooling applications with a plug, convenient and practical to use, bringing you smart daily life. Note: Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding. Specifications: Color: Black & White Plug Type: UK Plug Material:ABS Input Voltage: AC 250V, 50Hz Max. Load: 10A Max. Power: 2500W Temperature Measurement Range: -20~100/ -4~212 Temperature Sensor Length: 50cm / 19.7in Wi-Fi Requirement: 2.4GHz Wi-Fi APP: Compatible with 'Smart Life' Support System: Compatible with Android/ iOS Item Size: 70 * 64 * 35mm / 2.76 * 1.38in Package Size: 10.5 * 7.5 * 10.8cm / 4.13 * 2.95 * 4.25in Package Weight: 180g / 6.35oz Package List: 1 * Smart Socket 1 * User Manual (English)