Tuya ZigBee VersionA Tuya ZigBee hub is a must to the mini 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.If you don't already have one, please purchase it in my store! Three ways to pair signals1.Long pre the manual botton for 5s2.Open and close rocker switch six times (if connect),3.turm on and off the power six times, until the Buzzer make"DI-DI-DI" sound,or the led light flashing. Features 1. App Name: Tuya Smart / Smart Life2.MINI BODY--Our size is smaller and more convenient,Easy to install--We can put it directly in the switch bottom box. So you dont have to climb stairs to install the controller3.Two connecting methods-- The controller is only connected to line N and L, not connected to the switch--This 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.4.Two connecting methods--voice control,It is fully compatible with Alexa and Google Home/Tmall Genie.5.Timing Function--Set the time to turn on the light.--Set time to cook rice...6.group control--individual Control or group control--Family Sharing Control Fun--main account has the exclusive permiions,one click to share the permiions with the whole family.let the family enjoy the fun of smart life!7.Fire retardant material--Safer use8.3 Kinds Of Restart State--Turn off the lights, turn on the lights, and operate before the memory--No need to worry about the status of the lights when going out9.Make Devices Smarter--16A current, suitable for most equipment at home