Product Features:1.A must for all ZigBee products:This is a hub that connects to a variety of ZigBee smart products and is the bridge,as well as a control center for smart homes,which plays an irrepable role for all ZigBee products.2.App Smart and Remote Control:Adding devices,device reset,third-party control and group control to meet the needs of smart applications,are all supported by the hub.Simply use your smart phone to control remote security kit system connected to the hub anytime,anywhere.3.Stable and Reliable Wirele Networking:WiFi signal covers a wide range of areas that is stable and reliable enough for normal work of any connected devices to the hub.4.Easy to Fit:The smart gateway hub is designed with absolutely no wiring required and an extremely quick simple WiFi setup,no profeional technical skills needed.:APP:Smart Life / Tuya AppWirele Connection:ZigBeeWiFi Frequency:2.4GHzWorking Temperature:-10°C~55°CAdapter Output:5V 1AWorking Humidity:10%-90% RH (no condensation)Q&A:1.Q:Does this hub work with ZigBee 3.0 products?A:Yes,it can not only work with tuya zigbee products,but also zigbee 3.0 ones.2.Q:Can this hub control WiFi smart products in the same app?A:This hub can form a whole house linkage for all the products in your same one app for the hub is connected via the wifi router.3.Q:Does it work with echo?A:Yes,it's compatible with for voice control,as well as Google Home.4.Q:What is the ZigBee protocol for this hub?A:ZigBee and ZigBee 3.0 protocol are both fine.