WiFi Wireless Inching Relay Monentary/- Switch Module DIY Remote Control DC 5-32V AC90-260V Ewelink App iOS/Andriod Compatible With Google home IFTTTThis product is a wireless switch supports momentary(inching) /-/interlock work modes. Users can the device to the APP eWeLink in order to remotely control connected or power circuits.Note:The relays are switches without output, the power supply input (AC/DC) just for the PCBA.Tap the work mode setting button manually, the product can change the working mode.When in inching mode, you can have two wiring ways to select: -Turn on 1s and then auto-off -Turn off 1s and then auto-on.When in - mode, you can remotely turn on/off connected devices immediately.When in interlock mode(only 2- and 4- supports), you can remote control AC/DC motors.The product enables remote control of through the mobile application eWeLink, available on both Android and iOS. Supported functions include:Remote turn on/off *Timing SchedulesDevice SharingGroup ManagementCompatible with , Amazon TapWorks with Google Home, Works with IFTTTtype: AColour:As shownMaterial:PC+MetalPackage Contents:1 x Relay ModuleOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.