Features:This is a hub that connects to a variety of ZigBee Smart Tuya WiFi products (such as sensors, lights, switches etc., max.quantity is 50) and the bridge as well as a control center is for smart homesWorks with Tuya WiFi products, and also ZigBee 3.0 smart products are compatible with the ZigBee Gateway Hub.Hands-free voice control.Remote control, No longer to be limited by the BT unlocking distance.Easy to setup, no wiring required and an extremely quick simple Wi-Fi setup.Stable and reliable signal transmission covers almost your entire home.Specifications: Adapter output: 5V 1AProtocol: IEEE 802.11b / g / n & ZigBeeWi-Fi frequency: 2,4 GHz ZigBeeAPP: SmartLife / TuyaTotal Number Connected: 50Material: Superior ABSWorking temperature: -10C-55CWorking humidity: 10%-90%RHPackage Size: 85*60*60mm/3.35*2.36*2.36inPackage Weight: 69g/2.43ozPacking List:1*ZigBee Gateway Hub1*USB Cable1*User Manual