The ZigBee Gateway Smart Bridge & Hub allows you to remotely control your BLE and ZigBee smart devices using the ZigBee 3.0 protocol. It offers full automation linking sub devices to other smart devices and can be used with the Tuya Smart app to link all of the devices in your home. With this device, you can lock your doors at a certain time or turn off the lights at bedtime. It is also voice controlled and can be integrated with Alexa, Google Home, HomeKit, and Smart Life.