Tuya ZigBee 3.0 Extender need work with Tuya ZigBee Hub, please make you already have a Tuya ZigBee Hub, if not, you can buy the zigbee hub. This ZigBee repeater can' work with other ' ZigBee Hub, please make your ZigBee Hub is from Tuya. ZigBee Signal Repeater: If your house is too big, the ZigBee signal can' cover corner, then you can this ZigBee signal repeater. This repeater only can transit Tuya ZigBee signal, it can' work alone without Tuya ZigBee Hub. The zigbee repeater can extend the zigbee signal of the to all areas of the house. The zigbee repeater can extend the signal of the zigbee , make devices from the work stably. App Name: Tuya or Smart Life Wireless Protocol: Tuya ZigBee 3.0(can just work with Tuya ZigBee Hub, it can' work with other ' Hub) Extend Distance: 20~30 meters Interface Type: USB interface Type: ZigBee Repeater Number:RP280 Need a Hub:Yes App Type:Free App, Support Android and IOS application:DIY support:ZigBee Mesh Input :5V 1A color:White Material:ABS+Metal size:28 x 18 x 7mm Package Contents: 1 x Repeater Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.