1. Sub-device control as compatible: Control sub-devices of the gateway, supporting remote control and group control for connected Bluetooth and ZigBee smart devices in Smart Life App as multi-protocol communication for ZigBee3.0 standard protocol and Bluetooth SIG standard protocol based, ensuring stable control of 128 devices as strong performance. 2. Scenario and automation supported: Sub-devices of the gateway act as trigger conditions for linking them with other smart devices through the scenario and automation setting in the app, featured as one powerful network bridge for whole house linkage in a real sense for all Tuya Smart home devices. 3. Remote control available: Remotely control the devices that are connected to the gateway through the mobile phone via Tuya Smart App no matter where you are, no need to separately control your Bluetooth and ZigBee devices in two different interfaces, simply control them within one gateway hub with reliable local linkage and group control services supported. 4. Smart multi-function with easy operation: Locally executing scenario and automation is preferred, which enables smart scenarios and automation to be executed in case of no network access; Add sub-devices without network access and multiple sub-devices accessing the network at the same time. 5. Support security function: Can be integrated into the Tuya Security SaaS platform for added convenience to satisfy various protection requirements with alarm function; Tuya chip built-in enables voice control for via Alexa and Google Home for freeing your hands in another sense. Specifications: Product name: Smart Gateway APP: tuya/smart life Power input: DC 5V1A Working temperature: -10C ~ 55C Working humidify : 10% ~90% (non-condensing) Wireless connection: WIFI ZigBee Bluetooth Material: plastic colour: white Package Contents: 1 x gateway Only 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.