1. Use with Much More Convenience with stop function on traditional switch:A really good substitution for one more new smart roller blinds switch to work with your traditional curtain switch to realize intelligence.Press your traditional curtain switch once after switch to up/down (on the same button)to manually stop your curtains easily.Also,it can be connected with your roller blinds shutter motor to smartly control your curtains.2. RF and Wireless Remote Control:Enable to remotely control your connected appliances on your smart phone wherever you are. 2.4 b/g/n Networks provides the needed connection to the DIY Switch Module without the need of a separate HUB.(Compatible with Android&iOS.)More importantly,this curtain switch module is built-in RF433 frequency,so it can be controlled with remote control switch with encoding 1527.3. Hands-free Voice Control:Compatible with Amazon Alexa and Google Home for easy voice control,providing your smart life for controlling roller blinds with much more convenience.4. Timer Setting:Take full control of your roller blinds intelligently with the timer feature on your App,which enables to open / close them at a specific time automatically. Automate your home roller blinds via 3 timing types:schedules timing,countdown timing and loop timing.5. Family Sharing:One device can be shared to different family members that means one ID is able to control multiple curtains,or multiple users can control one curtain.Control your smart home with your family members or friends together.Note before order:1.Please check your motor is with 4 wires before make your order.(Note:Motor not included,need a separate purchase.)2.This roller blinds shutter switch module can not work with DC motor.3.Please use this module with RF433 remote control switch(only encoding 1527 required.)4.The remotecontrol in this link is single channel Product type: WiFi Curtain ModuleVoltage: 90-250V AC 50/60HzCurrent: 2APower Load:500W(Max.)WiFi frequency: 2.4GHz-2.4835GHz WiFiRF frequency:433MHz,encoding 1527Operation temp: -10-+40Case temp: Tc +80(Max.)Operation range:200mDims(W x D x H): 52 x 47 x 18mm(without clip)IP rating: IP20color:As shownMaterial:plasticPackage Contents:1 x Roller Blind Shutter Curtain Switch Module1 x Remote ControlOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.