HIGHLIGHT Mini BodyDesigned42*42*23mm 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. APP Remote ControlDownload smart life /Tuya smart APP on your phone&Tablet to control the switch anywhere/anytime. Hand Free Voice Control Compatible with Yandex Alice alexa echo ,google home ect ,a simply command to voice control the receiver. Group-Control FunctionMulti switch in different room can set in a group ,realize group control function. Dual Way ControlCan fully upgrade 2 way control switch without change wiring design of house. Linkage FunctionIt can linkage with other switch module ,sensor and appliance in your home ,make create different scene poible,such as sleeping mode,working mode,dinner mode ,back home mode ect. Timer,Schedule&Count Down FunctionYou can create schedule according to your personal requirement ,as well as timing and count down,smart and DIY your daily life to the maximum extend. Family Share FunctionYou can share the switch to your family with the limited right,create a smart home together with your family member. Easy to InstallMini size switch module can be installed in switch box or in lamp box easily.(Notice: please turn off electricity during installation). State memoryResume the power after the power failure, without worrying about the change of the equipment state, and maintain the state before the power failure. removable frame SPECIFICATION --Requires connection of neutral wire for use --Product type: Zigbee Switch Module--Voltage :AC100-240V 50/60Hz--Max.load 1gang16A,2gang16A,3gang10A--Operation Frequency :2.405GHz-2.480GHz IEEE802.15.4--Operation temp.: -10 + 40--Protocol: Zigbee 3.0--Operation range: <100m--Dimension: (WxDxH) 42x42x21 mm--IP rating IP44