1. Product Specifications
| Attribute | Value |
|---|---|
| Category | LED Controller |
| Domination Principle | Ble |
| APP | Surplife |
| Operation Platform | Android 7.0 or iOS 12.0 or later |
| Input Voltage | DC5V (1.5-2A USB) |
| Supported Driver IC | WS2812B, SM16703, SM16704, WS2811, UCS1903, SK6812, INK1003, UCS2904B |
| Working Temperature | -20°C ~ +55°C |
| Control Distance | Visible distance 30M |
| Certification | CE, RoHS, FCC |
| Net Weight | 630g |
| Dimensions | 1M*1M / 2M*2M / 3M*3M |
| Material | PVC + Copper |
| LED Type | RGBIC |
| Extension Cord | 3 meters |
| Droop Configuration | 20 strings, 20 LEDs each string |
| LED Quantity | 400 LEDs (for 2x2M/3x3M single unit), 800 LEDs (for 2PCS 2x2M/3x3M sets) |
| Control Methods | APP, Remote Controller |
| Functions | Timer, Music Sync, DIY |
| Waterproof Rating | IP65 |
| Working Environment | Indoor and Outdoor |
| Luminous Flux | 60-249 |
| Is Dimmable | Yes |
| Light Source | LED bulbs |
| Is Bulbs Included | Yes |
| Lighting Distance | 1-5m |
| Body Material | Plastic |
| Power Source | DC |
| Battery Type (Remote) | Button Cell (Battery not included) |
2. Safety Information
WARNING: INGESTION HAZARD. This product contains a button cell or coin battery (for the remote control). DEATH or serious injury can occur if ingested. A swallowed button cell or coin battery can cause internal chemical burns in as little as 2 hours.
KEEP new and used batteries OUT OF REACH of CHILDREN. Seek immediate medical attention if a battery is suspected to be swallowed or inserted inside any part of the body.
3. Setup Instructions
3.1. Connection Schematic Diagram
Ensure proper connection between the LED controller, power adapter, and the curtain lights. The power adapter (DC 5V) connects to the LED controller, which then connects to the curtain lights.

Image: Diagram showing the dimensions and connection points of the smart curtain lights, along with installation methods (hooks, 3M tape, non-marking nails) and the remote control.
3.2. Installation Methods
The smart curtain lights can be installed using various methods:
- Mount on Hooks: Utilize existing hooks or install new ones to hang the light strings.
- Mount with 3M Tape: Use adhesive 3M tape for a secure mounting.
- Mount with Non-marking Nails: For a less permanent solution that minimizes wall damage.
Note: There are no stickers or nails in the packaging box. These accessories must be acquired separately.
3.3. Download Surplife APP
To control your Smart Curtain Lights via smartphone, download the "Surplife" APP:
- Search for "Surplife" in the App Store (for iOS) or Google Play Store (for Android).
- Alternatively, scan the QR code provided in the original manual to directly access the download.
3.4. Connect to Surplife App
- Register or log in to your Surplife account.
- Turn on the Smart Curtain Light device.
- Enable Bluetooth on your phone.
- Open the "Surplife" App. The App should automatically detect and connect to the device without additional steps.
- Rename the device within the app and select a room for it (optional, for organization).
4. Operating Instructions
4.1. Remote Control Functions
The remote control (requires button cell battery, not included) provides direct control over various light settings:
| Button/Function | Description |
|---|---|
| OFF / ON | Turns the lights off or on. |
| Static Color Switch | Cycles through static colors. |
| Effect | Activates various lighting effects. |
| Brightness+ / Brightness- | Adjusts the brightness level. |
| Speed+ / Speed- | Increases/decreases speed in Effect mode, Dynamic Gallery mode, and Static Gallery (left/right/up/down) mode. Also increases/decreases sensitivity in Music mode. |
| Music Mode 1-3 | Selects different music synchronization modes. |
| Timer: 1H/2H/3H | Sets a timer for the lights to turn off after 1, 2, or 3 hours. |
| Dynamic Gallery | Activates dynamic light patterns. |
| Horizontal Flip | Flips the current pattern horizontally. |
| Static Gallery (Move left/right/up/down) | Controls movement of static gallery patterns. |
| Static Gallery Flickers | Activates flickering effect for static gallery patterns. |
4.2. App Control Features
The Surplife App offers advanced control and customization:
- Custom & Preset Options: Browse tons of custom and preset lighting options.
- Schedules: Set schedules for the lights to turn on/off or change patterns automatically.
- Music Sync: Sync the lights to music played through your phone or via the built-in microphone.
- DIY Mode: Create your own unique lighting patterns and designs.
- Text for Themes: Display custom text messages on the curtain lights.
- Photo Display: Convert images into light patterns.
- Seasonal & Holiday Scenes: Access a wide variety of animated scenes for different seasons and holidays (e.g., Christmas, Halloween, Party, Daily). Over 450+ built-in patterns are available.
- Group Control: Support group control of up to 6 sets of lights for larger displays.
Video: Demonstration of app control features, various light patterns, and seasonal/holiday animated scenes.

Image: Smart curtain lights displaying a colorful pattern, controlled by a smartphone app and remote.

Image: Various holiday patterns displayed on smart curtain lights, both indoors and outdoors.

Image: Smart curtain lights in music sync mode, with a person playing drums.
5. Maintenance
To ensure the longevity and optimal performance of your Smart LED Curtain Lights, follow these maintenance guidelines:
- Cleaning: Gently wipe the light strings with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials that could damage the LEDs or wiring.
- Storage: When not in use, especially for extended periods, carefully coil the light strings and store them in a cool, dry place away from direct sunlight and extreme temperatures.
- Water Exposure: While rated IP65 waterproof for outdoor use, avoid submerging the lights in water or exposing the USB connector and controller to excessive moisture.
- Cable Inspection: Periodically check the cables and connections for any signs of wear, fraying, or damage. Replace any damaged components immediately to prevent electrical hazards.
6. Troubleshooting
6.1. Bluetooth Connection Issues
If you encounter difficulties connecting the Bluetooth device or adding a new device:
- Power Cycle: Power off the LED curtain light, then turn it on again.
- Restart Phone: If the problem persists, restart your phone and try connecting again.
- Check App & Device Status: Ensure the Surplife App is updated to the latest version and the curtain light is powered on and within Bluetooth range.
6.2. General Issues
- Lights Not Turning On: Check the power connection to ensure the USB cable is securely plugged into a 5V power source and the controller.
- Remote Not Working: Verify that the button cell battery in the remote control is correctly inserted and has sufficient charge. Replace if necessary.
- Inconsistent Light Patterns: Ensure the controller is not obstructed and is within the 30M visible distance for optimal signal reception.
7. User Tips
Based on user feedback, these lights are appreciated for their cool lighting effects and overall functionality. To maximize your experience:
- Explore App Features: Dive into the Surplife app to discover the vast array of custom patterns, seasonal themes, and music synchronization options. The DIY mode allows for endless creativity.
- Outdoor Use: While IP65 rated, consider protecting the USB power connection and controller from direct heavy rain to prolong lifespan, especially during prolonged outdoor exposure.
- Multi-Set Synchronization: If you have multiple sets, utilize the group control feature in the app to create larger, synchronized light displays for a more impactful visual effect.
8. Warranty and Support
8.1. Warranty Information
This product comes with a 1-year warranty from the date of purchase, covering manufacturing defects. Please retain your proof of purchase for warranty claims.
8.2. Customer Support
For further assistance, technical support, or to learn more about the product, you can:
- Refer to the FAQ section within the Surplife App.
- Contact the seller directly through the platform where the product was purchased.