The Brain of Smart Home Automation The hub enables you to control up to Tuya ZigBee/Bluetooth devices such as plugs, switches, bulbs and sensors, etc. Specification ZigBee Wireless Hub Standby quantity: 30 devices(Note: The forty or fifty devices supported by them are basically false.)Bluetooth Wireless Hub Standby quantity: 100 devices.Multi-Mode Hub Standby quantity: 30 Tuya ZigBee Devices and 100 Tuya Bluetooth DevicesZigBee Coverage Distance: 25 MetersBluetooth Coverage Distance: 15-20 MetersSize: 60*60*15mmColor: WhiteAdaptor Output: 5V 1AWorking Current: 1AWorking Temperature: -10-55Working Humidity: 10%-90%(No Condensation)Wireless Protocol: 802.11 b/g/n Package 1*Wireless ZigBee 3.0 Hub1*USB cable Support Three Major Communication Protocols Smart Multimode Gateway supports Zigbee/ Bluetooth/ Bluetooth Mesh three communication protocol devices. One gateway can realize the interconnection and intercommunication of the above different protocol devices, making it easier for you to build a smart home. Control All the Device Remotely No need to separately control your Bluetooth and ZigBee devices in two different interfaces,simply control them within one multi-mode gateway hub with reliable local linkage and group control services supported. Intelligent linkage of Home Equipment Realize Voice, Remote and Automatic Control Home Automation Associate With Other Smart Devices in App for Local Scenario Linkage and Home Automation.