1. Introduction
The LoraTap Tuya Smart Roller Shutter Curtain Blinds Switch Module is designed to transform your traditional curtain or roller shutter into a smart, app-controlled, and voice-activated system. This module allows for convenient control of your window coverings from anywhere, offering features like percentage control, scheduling, and integration with popular voice assistants.
2. Important Notes & Safety Warnings
- Wi-Fi Only: This is a Wi-Fi only Curtain Switch Module. It is NOT compatible with RF curtain remotes. Do not attempt to pair it with RF remote controls.
- Voltage Requirements: Input Voltage: 100~250VAC, 50/60Hz; Output Voltage (Motor Voltage): 100~250VAC, 50/60Hz.
- Motor Compatibility: This switch module CANNOT work with DC motors. Ensure your motor is an AC motor.
- Wiring Requirements: Your motor must have 4 wires (Blue Wire, Brown Wire, Black Wire, Green/Yellow Wire). A neutral wire is essential for installation; the device will not function without it.
- Manual Switch Compatibility: The module is compatible with toggle switches (rocker switch, back and forth switch, 3 stable status switch) and button switches (spring switch). If using a button or spring switch, the wall switch needs to be pressed continuously to provide a signal to the motor. Please consider this operational change before purchase if it is not suitable for your needs.
3. Setup and Installation
3.1 Wiring Diagram
Carefully follow the wiring diagrams below based on whether you intend to connect a manual wall switch or not. If you require assistance, please contact the seller.

Figure 1: Wiring Diagram with Manual Switch. This diagram illustrates how to connect the LoraTap module to a tubular motor and a manual wall switch. Ensure Input L (Live), Input N (Neutral), Output N, Output L1 (Brown Wire), Output L2 (Black Wire), and Earth Wire are correctly connected. The manual switch connects to S1 and S2 on the module.

Figure 2: Wiring Diagram without Manual Switch. This diagram shows the connections for the LoraTap module and a tubular motor when no manual wall switch is used. Connect Input L (Live), Input N (Neutral), Output N, Output L1 (Brown Wire), Output L2 (Black Wire), and Earth Wire as indicated.
3.2 Physical Installation
The module features a mini size (48mm*47mm*16.5mm) designed to fit most standard junction boxes. Ensure the module is securely placed within the junction box after wiring.

Figure 3: LoraTap Module Dimensions. The image displays the compact size of the module, measuring 48mm by 47mm by 16.5mm, suitable for fitting into standard electrical boxes.

Figure 4: Module Installation Example. This image shows the LoraTap module installed within a wall switch junction box, demonstrating its compact fit.
3.3 App Installation and Pairing
- Download the 'Smart Life' or 'Tuya Smart' app from your smartphone's app store (available for Android and iOS).
- Register or log in to your account.
- Ensure your Wi-Fi network is 2.4GHz (5GHz Wi-Fi is not supported).
- Power on the LoraTap module. The pairing button is located on the module. Press and hold the pairing button until the indicator light flashes rapidly.
- In the app, tap '+' to add a new device. Follow the on-screen instructions to connect the module to your Wi-Fi network.
4. Operating Instructions
4.1 App Remote Control
Control your curtains anytime, anywhere using the Smart Life or Tuya Smart mobile application. You can open, close, or pause the curtains with a tap.

Figure 5: App Remote Control. The image shows a smartphone displaying the curtain control interface within the Smart Life app, allowing users to open, close, or adjust curtain position remotely.
4.2 Voice Control
Integrate your LoraTap module with Amazon Alexa, Google Home, or Yandex Alice for hands-free voice control. You can issue commands to open, close, or pause your curtains. Alexa also supports percentage control.

Figure 6: Voice Control. This image demonstrates voice commands being used with Amazon Alexa and Google Assistant to control curtains. Examples include "Hey Google, Open the curtain." and "Alexa, Set the curtain to 50%."
Video 1: Wall Switch, App, and Voice Control Demonstration. This video illustrates the various control methods for the LoraTap smart curtain module, including manual wall switch operation, remote control via the mobile app, and voice commands through Amazon Alexa.
4.3 Percentage Function
Achieve precise control over your roller shutters by setting specific opening and closing percentages directly from the Smart Life app.

Figure 7: Percentage Control. The image shows the Smart Life app interface with a slider to adjust the curtain's opening percentage, allowing for precise control, such as setting it to 50% open.
4.4 Timer and Schedule
Automate your curtains by setting timers and schedules. You can program them to open or close at specific times, or even to a certain percentage, to suit your daily routine.

Figure 8: Timer Function. This image illustrates how to schedule curtain operations, such as opening at 7:00 AM, opening to 25% at 12:00 PM, and closing at 9:00 PM, all configurable within the Smart Life app.
4.5 Sunrise / Sunset Automation
Configure your curtains to automatically adjust based on local sunrise and sunset times through the Smart Life app, enhancing comfort and energy efficiency.

Figure 9: Sunrise/Sunset Automation. The image depicts a user setting up an automation in the Smart Life app to control curtains based on sunrise and sunset events, for example, closing at sunset.
4.6 Note Notification Function
When setting up timers, you can add notes. Once the scheduled action is performed, the device will automatically send a notification to your phone, confirming the operation.

Figure 10: Note Notification. This series of screenshots shows the process of adding a note to a scheduled task in the Smart Life app and receiving a notification once the task is completed.
4.7 Manual Switch Control
Even after installing the smart module, your existing manual wall switch will continue to function. You can still open, pause, or close the shutters using the physical switch. This ensures control even in the absence of an internet connection.

Figure 11: Manual Switch Compatibility. The image illustrates that the LoraTap module integrates seamlessly with a traditional wall switch, allowing continued manual control of the curtains.
4.8 Group Function
Organize multiple LoraTap modules into groups within the app to manage all the blinds in your home simultaneously. This is ideal for controlling all windows in a room or an entire floor with a single command.

Figure 12: Group Function. This image shows a smartphone controlling multiple curtain modules simultaneously, demonstrating the group control feature within the app.
4.9 Device Sharing
Share control of your LoraTap smart curtain module with family members. The device sharing function allows multiple users to operate the same device from their respective smartphones.

Figure 13: Device Sharing. The image illustrates how the device sharing feature allows multiple family members to control the smart curtain module from their individual mobile devices.
5. Specifications
| Attribute | Value |
|---|---|
| Brand Name | LoraTap |
| Model Number | SC500W-V4-BLUE |
| Voltage | 110-240V |
| Wattage | 300W |
| Origin | Mainland China |
| Certification | CE, RoHS, RED, EMC |
| App Name | Tuya, Smart Life |
| App Type | Free App, Support Android and IOS |
| Wireless Protocol | 2.4GHz Wi-Fi (not support 5GHz Wi-Fi) |
| Need a Hub | No |
| Support | Hands-free Voice Control |
| Voice Control | Google Home, Amazon Alexa, Yandex Alice |
| Application | DIY Smart Home |
| Works for | Smart blinds, Smart Curtain, Roller Blinds, Shutter |
| Compatible with | Tubular Motor with 4 wires |
| Switch Type | toggle switch, rocker switch, back and forth switch |
| Dimensions | 48mm*47mm*16.5mm |
| Timer | App Timer Schedule |
| Remote Control | App Remote Control |
| Plastic Material | Fireproof ABS |
| Factory Quality | ISO9001:2015 factory |
| Battery Included | No |
| Hign-concerned Chemical | None |
6. What's in the Box?
The package includes all necessary accessories for installation:
- 1 * Roller Shutter Module
- 3 * Cables for Wiring
- 1 * Double-sided Adhesive Tape
- 1 * Screwdriver
- 1 * User Guide

Figure 14: Package Contents. This image displays the items included in the product box: the WiFi Roller Shutter Module, three wiring cables, double-sided adhesive tape, and a user guide.
7. Troubleshooting
- Module not responding: Check power supply to the module. Ensure all wiring connections are secure and correct according to the wiring diagram.
- Cannot connect to Wi-Fi: Verify your Wi-Fi network is 2.4GHz. Ensure your router is within range and the Wi-Fi signal is strong. Re-attempt the pairing process as described in Section 3.3.
- App control issues: Ensure your smartphone has an active internet connection. Check if the Smart Life/Tuya Smart app is updated to the latest version. Restart the app or your phone.
- Voice control not working: Confirm that the LoraTap module is correctly linked to your Amazon Alexa or Google Home account within the respective apps. Ensure your voice assistant device is online and listening.
- Manual switch behavior changed: If using a button or spring switch, it is expected behavior that the switch needs to be pressed continuously to operate the motor. This is not a malfunction.
- Motor not moving: Double-check that your motor is an AC motor and not a DC motor. Verify the motor's wiring to the module.
8. Maintenance
- Cleaning: Use a soft, dry cloth to clean the module if necessary. Avoid using harsh chemicals or abrasive cleaners.
- Environment: Ensure the module is installed in a dry environment, away from direct moisture or extreme temperatures.
- Firmware Updates: Periodically check the Smart Life/Tuya Smart app for any available firmware updates for the module to ensure optimal performance and security.
9. Warranty and Support
The LoraTap Smart Roller Shutter Curtain Blinds Switch Module is produced in an ISO9001:2015 certified factory and holds CE, RED, EMC, and RoHS certifications, ensuring high quality and compliance with international standards.
For any technical support, warranty claims, or inquiries regarding the product, please contact the seller directly through the platform where the purchase was made. Refer to your purchase documentation for specific warranty terms and conditions.





