This smart gateway consists of high integrated Wi-Fi module and low power-consuming ZigBee module. It can be connected to APP for device adding, reset, third-party control and ZigBee group control, meeting smart home requirements, bringing smarter life for you. USB powered, no wire or battery required. Features: ZigBee gateway is more stable and faster than wifi solution for its wide compatibility to connect with more smart devices. USB powered, no wire or battery required, 180-degree bendable. Compact size, stylish design fits into your modern home. It can be connected to the "Smart Life" or " Smart" APP for device adding, reset, third-party control and ZigBee group control. Voice control: compatible with Alexa and Google Home. Control ZigBee devices via voice commands. Group control: for instance, you can create a group with multiple ZigBee thermostats to control the temperatures of different rooms. Multi-device linkage, control all connected ZigBee devices in APP. One ZigBee gateway can control multiple sub-devices. Note:Size and color may be slightly different due to manual measurement and different light conditions. Thanks for understanding. Specifications: Color: White Material: ABS Input: USB DC 5V/1A Wireless Technology: 2.4GHz Wi-Fi, ZigBee 3.0 APP Download: Compatible with Smart Life/ Smart Support OS: Compatible with Android/ iOS Work Temperature: -10~55 Work Humidity: 10%-90% RH (Non condensing) Item Size: 89 * 30 * 11mm / 3.50 * 1.18 * 0.43in Item Weight: 20g / 0.71oz Package Size: 10.5 * 6.7 * 1.7cm / 4.13 * 2.64 * 0.67in Package Weight: 32g / 1.12oz Package List: 1 * ZigBee USB Gateway 1 * User Manual (English)