Feature: 1) Tuya Smart Zigbee Signal Amplification Repeater Tuya Enhanced Amplifier Repeater, which assists Tuya Zigbee gateways and equipment to enhance signal coverage distance 20-30M 2) A miniature intelligent valve developed by Tuya Intelligent, which consists of a highly integrated WI-FI module, a low-power Zigbee module, and a PCBA. Can be connected to Tuya Smart APP for device addition, reset, third-party control, Zigbee group control, to meet the needs of smart home 3) Zigbee sensor and zigbee detector cannot work without zigbee gateway 4) The gateway needs to be connected to a WI-FI router to use, Zigbee sensors and detectors cannot work independently without a gateway 5) If your house is too big, then the zigbee signal will not be able to cover every corner, then you can use this Zigbee signal repeater. The repeater can only relay zigbee signals. Transmission signal strength depends on the actual house Specifications: color: White Material: PC+ABS Working voltage: 5V 1A Output power: 10dB Working rate: 2.400~2.483GH Outdoor: Straight line unobstructed distance > 300m Outdoor: Straight line unobstructed distance > 30m Repeater: Theoretically supports signal jumping between 30 repeaters Operating temperature: -10C~50C Working humidity95%RH Network distribution method: ZigBee Product Size: 28*18*7mm Packing list: 1*ZigBee Repeater 1*Instruction Notice: Please allow 1-3mm difference due to manual measurement. Due to different displays and different lighting, pictures may not show the actual color of the item. thanks for your understanding