Tuya ZigBee 3.0 Light Switch Module, Smart DIY Breaker 1 2 3 4 Gang Supports 2 Way Control, Works with Alexa Google Home ITEM DESCRIPTION Mini BodyDesigned 39.2*39.2*18mm mini body, which is working with most of mounting boxes.It is not only small, but also powerful. it can be used for most of home appliances and lighting.Support Two-way ControlThis smart DIY switch could be used for your old 2 way control switch. Especially, you still available to control the old switch manually after isntalled it.App Remote ControlRemote control lighting or home appliances via Smart Life app from anywhere at anytime.Voice ControlThe ZigBee DIY switch works with Alexa and Google Home Assistant to conveniently control the appliances with simple voice command when you are on go.Timer ScheduleCreate schedules to automatically turn the home appliances or lighting on/off. Helping you saving energy and electric fee. Relay Status SettingNever worry about power failure, you can set this switch to restore the state after power on.Group ControlSet all of your smart switches in a group by Smart Life app. Then one-click to turn/off all of your appliances or lighting by smartphone.Smart SceneCreating your own scene to trigger ON/OFF home appliances by departure mode, home mode, temperature, humidity, or other environmental conditions.Tuya ZigBee Hub RequiredA Tuya ZigBee hub is a must to the ZigBee smart switch for app remote control and voice control. Also, you can link other Tuya ZigBee products with the hub to realize a complete smart home system for your house. SPECIFICATION Shell Material: PC/Flammability Rating: V0Rated Voltage: 100~240V 50/60HzRated Current: 10ASize: 39.2*39.2*18mmPhysical Two-way Control: SupportZigBee Standard: IEEE 802.15.4Operation Humidity: 90%Operation Temperature: -10~40App: TuyaSmart/Smart LifeVoice Control: Compatible with Alexa Google Home FAQ 1. Can it work with Alice?No, it can just work with Alexa, Google Home Assistant, SmartThings and Tmall Genie now.2. Can it record the power consumption reports of home appliances?No, it has no power monitor function.3. Does this module need a gateway?Yes, it is Tuya ZigBee hub required.4. Can I control it when I am on vacation or on business? Yea, you can control it by app anywhere and anytime, pls dont worry.5. Does this smart switch have power failure memory function?Yes, it has.