Tuya Smart Switch Light Wireless Push Button Wall Switch Smart Life APP Remote Control Timer Module Works With Alexa GoogleDescription:100% Brand New and High QualityUpdate1:Multi-control association in a much easier wayUpdate2:No capacitor featured for the no neutral wire version for better user experienceUpdate3:Single live wire/neutral wire required designed as two versions optional for different wiring in one switchUpdate4:Backlight ON/OFF optionalUpdate5:Relay status adjustable when power off1.New design with neutral wire required and single live wire featured in one switch panel;No neutral wiring required for the single live wire version;Wire the neutral wire on the switch when needed;No capacitor needed for the new update version for better user experience without noise from electric current;Tuya Zigbee hub is required for the normal use of this switch,featured as much compatibility with tuya smart devices than any other hubs.2.New idea for 2/3 Way circuit (two switches control one light)that is explained as multi-control association of this switch to other smart switches in App;ON/OFF relay status as remember last status when power off and backlight switch setting in Smart