This is a smart scene switch to setup your smart home. It's compatible with APP, can easily control lights, curtains, electronics, and home appliances via different button actions. A must have for your smart home! Note:Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding. Specifications: Type: Type 1 (Wi-Fi)/ Type 2 (ZigBee) -- Optional Color: White Material: ABS Wi-Fi: 2.4GHz ZigBee: ZigBee 3.0 Key Number: 2 APP Download: Compatible with Smart/ Smart Life Power Supply: 2 * 1.5V AAA Battery (Not included) Working Temperature: -10~40 Item Size: 52 * 52 * 17mm / 2.05 * 2.05 * 0.67in Item Weight: 18g / 0.64oz Package Size: 8 * 6.8 * 2cm / 3.15 * 2.68 * 0.79in Package Weight: 28g / 0.96oz Package List: 1 * Smart Switch 1 * Double-sided Adhesive Tape