Tuya Zigbee 3.0 Gateway Bridge Smart Wired Hub with Network Cable Work with Tuya Smart App Voice Control via Alexa Google Home Note :If you can not search the gateway in your phone Smart Life App please check: 1.Make sure your phone and gateway hub in same 2.4G internet 2.Plug the power after 15s ,then green light is long light ,red light is flashing if not long press the reset button until in this state 3.Open "My Home" Page,click button "+" then choose "Gateway control" --click :Gateway (Zigbee) Feature : - APP Remote Control: Control your devicess anytime , anywhere with the Tuya/Smart Life app -No / OFF Physical keys: Physical button With LED indicator light flashing , indicating that it can be connected to the mobile phone. - Voice Control:After Zigbee smart devices connect to the gateway, support voice control via Alexa and Google Home. - Timing: Smart schedule timer, Based on your daily schedule , Power saving eliminate wasteful standby power - Materials Analysis: Superior materials , superior quality , safe and reliable:PC material fire retardant - Sharing and Grouping: You can share your connection device to your family up to 10.In the Tuya/Smart life APP , you can combine devices together for unified control with one single tap on your smartphone. you can easily combine living room bulbs , plugs and switches together for more convenient access. Specification : - Product name: Zigbee Smart Gateway - Product size:90*23.5mm - Working humidity: - Zigbee standard:IEEE802.15.4 - Standard communication protocol: Zigbee 3.0 - Number of mounts:128 - Device adding speed:21s Functions - Mobile Remote Control - Timing Countdown - ON / OFF Physical Key - Sharing - Safety - High temperature flame retardant