1、Intelligent gateway hub, which is safer and easier to control smart devices on the app. 2、Wireless Zigbee 0 gateway is the control center of the smart home with easy operation. 3、Support WIFI one‑key control, timing control, intelligent sub‑control, up to 44 sub‑devices can be connected. 4、Through gateway transmission of the Zigbee solution, the transmission between the gateway and the smart device is faster. 5、Support application control, for Alexa/for Google Assistant control, Zigbee control, wide coverage. 1 x Host1 x English Manual1 x USB Cable Item Type: Gateway HubMaterial: PCWireless Mode: Zigbee/WifiModel: Tygwzw-02NOutput: 5V/1AWorking Current: <1AWorking Temperature: -10℃-+55℃Working Humidity: 10%-90%RH (Relative Humidity)Weight: Approx. 85g / 3ozProduct Size: Approx. 7.5x 7.5x 2.2cm / 3.0x 3.0x 0.9inHow to Use: 1. In the app shop or for google play, search for "tuyasmart" or scan the codes on the software package/manual to download and install the application. 2. Turn on the wifi of the mobile phone, click the "+" in the upper right corner, and then select the Zigbee gateway. 3. The gateway to be added will be displayed automatically, please follow the instructions in the application.