[Smart Home Controlling Center] - GW01 zigbee gateway,a controlling center for smart . It adapt tuya zigbee 3.0 protocol and can connect up to 45-200 smart home device base on zigbee protocol and Zigbee 3.0 protocol ,like zigbee smart socket,zigbee smart bulb,zigbee door sensor,zigbee Smart Thermostat,zigbee water detector,zigbee smoke detector [APP Control] - Gateway and zigbee smart home gadget connected with the gateway can be controlled via smartlife app on your phone and tablet anytime and anywhere.[Voice Control] - Zigbee device support voice control function can also be controlled via ,google home and yandex [Group & Scene Function] - zigbee product connected with the hub can be set in group to creat different scene:Leave Home Mode/Back Home Mode/Sleeping Mode/Dinner Mode/Raining Mode etc. Customize your smart and security system to your individual requirement.[Offline Device Notice] - When hub offline from internet,smartlife app will push message to notice you the offline condition. Make your home under normal protection all the time.Standby quantity:45 devicesCoverage Distance:30 MetersAdaptor Output:5V 1AWorking Current:Less than 1AWorking Temperature:-10-55ZigBee Protocol:802.15.4Wireless Protocol:802.11 b/gColour:WhiteMaterial:PlasticSize:60x60x15mmPackage Contents:1 * Smart Gateway HubOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.