Group Function and Device Sharing You can create group in the APP to manage all the blinds in your house and share the device to all your family members. Patent Design & Compact Size Tiny size can fit most junction box 2 Wiring Diagram according to your need 1. If you need to connect the manual switch ( please only connect with push button and back switch type, not rocker)2. After install the module, the manual wall switch can't pause the curtain in the middle, but the remote or App is able to pause the curtain If you don't have a wall maual switch If you don't need to connect manual wall switch, please connect wires as below , it's simpler.You can use remote and App to control the roller shutter Installation Method - You can install the module in the box or mount it besides the motor as you need. - User Manual with 8 pages detailed instruction for how to connect curtain switch, how to connect App. Five languages available, Spanish, French, Germany, Italian and English. Please contact us if you have any special demand for the user guide. Specification Input voltage: 100-250 VAC, 50 / 60HzWiring: Neutral Wire, L1, L2, Earth WireMax Load: 300 WWi-Fi Standard: 2.4 GHz 802.11 b / g / n (Not support 5Ghz)RF Wireless Frequency: 868MhzStandby Consumption: below 0.5WDimensions: 48mm * 47mm * 22mmVoice Control: Google Assitant, Echo AlexaPlastic Material: Fireproof ABS What's in the Box? 1 * RF&WiFi Curtain Switch Module1 * 3-Button RF Remote1 * User Guide3 * Wires for easy to install1 * Screw driver1 * Double side tap 1 * Lanyard Questions & Answers Question: Why the price is so competitive?Answer: We are a manufacturer for smart home products, we can accept mass order and can provide technical support. Please feel free to contact us if you have any questions.Question: Can you do OEM service?Answer: We are the manufacturer specialized in smart home products, we can provide OEM service and technical support. Question: If there is any interference if use many in the same spaceAnswer: Our product with unique ID, no interference to use many kits in the same spaceQuestion: About Product QualityAnswer: We are ISO9001 certified , All products will be fully tested before ship from our factory. More To Love 12 Types Smart Life Tuya ZigBee Remote Control Scene Switch Smart Life Tuya ZigBee Signal Extender Repeater ZigBee Mesh Roller Shutter Switch Module Solution ZigBee Roller Shutter Touch Switch ZigBee Garage Door Opener Controller Kit New WiFi Roller Shutter Switch Module with Duration Time Setting 502 Standard WiFi Roller Shutter Push Button Switch WiFi Roller Shutter Touch Switch