note: This is a dual- gateway, which can be used as a ZigBee Hub to connect with TUYA APP, or as a Hub to connect with for .If you want your smart device to connect to for through this Gateway/Hub, you need to make your smart device supports authentication protocol.This Hub is compatible with ZigBee smart devices when using TUYA APP.When using the for , you can add -certified Zigbee devices to the gateway. When using the TUYA APP, Most Zigbee devices can be added to the gateway. Only one APP can be used at the same time.Only certified smart devices can be added to the for .Specification: Storage/Working temperature: 10-55Firmware upgrade: OTA supportNetwork protocol: Zigbee IEEE 802.15.4USB power supply: 5V/1A(Power adapter not included)Model Number: for ZigBee Gateway Hub 3.0 Gateway HubNOTE: Not supports Bluetooth.Supports both for and ZigBee protocols.This device cannot be directly connected to WiFi(Needs to be connected to through the Ethernet Port).Steps to add child device( Accessories): Add and manage sub-devices1.Sub-device additions(1)Long press the reset button of sub-device to make -device enter the standby state (the indicator lights on).(2)Short press the gateway reset button to make the gateway enter -device adding state (steady blue, ashing purple).(3)Devices will be automatically added to the gateway. After the addition, the of sub-devices will appear in the APP (sub-devices will be in the room of the gateway by default after being added)2. Sub-device settingsLong press -device to enter Settingssize: 78 x 78 x 25mmMaterial: ABScolour: WhitePackage Contents: 1 x Gateway Hub1 cableOnly 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.