1. Product Overview
The DACHAN Smart LED Curtain Lights are versatile, app and remote-controlled string lights designed to create dynamic and colorful lighting effects for various occasions. Featuring 400 bright RGB LEDs, these lights offer customizable patterns, music synchronization, and scheduling capabilities.
2. Package Contents
Please check the box for the following items:
- Smart LED Curtain Lights (400 LEDs)
- USB Controller
- IR Remote Controller (24-key)
- User Manual
3. Setup Instructions
3.1 Installation
Unpack the curtain lights carefully. Avoid using sharp objects that could damage the wires or LEDs. The lights are designed for easy hanging. Ensure the power source is off before installation.
Note: All colorful string lights cannot be DIY cut. Avoid bending the LED components during installation to prevent damage.
3.2 Power Connection
The curtain lights are USB powered. Connect the USB plug to a compatible 5V USB power source (e.g., power bank, USB wall adapter, computer USB port).
3.3 Remote Control Battery
The IR Remote Controller uses a button cell battery (CR2025, 3V). Before first use, pull out the plastic tab from the bottom of the remote to activate the battery. Ensure the battery is installed correctly according to polarity.
3.4 Mobile App Connection
- Plug in the power and turn on the string light switch.
- Turn on Bluetooth on your mobile phone.
- Download and open the "Hello Fairy" APP from your device's app store (iOS or Android) or by scanning the QR code in the user manual.
- On the app interface, search for the device named "Hello Fairy-xxx".
- Click on the device name to enter the main interface and begin operation.
4. Operating Instructions
4.1 Control Box Operation
- On/Off: Quickly double-click the button on the control box.
- Mode Cycle: Long press the button for three seconds to cycle through colored light, music, and scene modes.
- Color/Rhythm/Scene Selection: In colored light mode, click the button to switch to the next color. In music mode, click to switch to the next music rhythm. In scene mode, click to switch to the next scene.
4.2 Remote Control Operation
Ensure the remote is aimed at the IR receiver within a 120° angle and 5 meters distance.
- ON/OFF: Power button.
- Pause/Run: Play/pause current effect.
- Brightness Adjustment: Use the '+' and '-' buttons to adjust LED brightness.
- Mode Selection: Access 9 theme scenes and various magic modes.
- Color/Scene Cycling: In static monochrome mode, colors change every 10 seconds (21 colors total). In dynamic mode, 20 modes change forward or backward.
- Music Rhythm Sensitivity: In music rhythm mode, use the sensitivity keys to increase or decrease responsiveness.
- Scene Mode Speed: Adjust the speed of scene mode changes.
- Timing Function: Set a 4-hour timer for the lights to turn on and off automatically.
4.3 Mobile App Operation
The "Hello Fairy" app provides comprehensive control over your curtain lights:
- Color Selection: Choose from 16 million colors.
- DIY Patterns & Text: Customize your own lighting patterns and text displays.
- Music Sync: Synchronize light effects with music playing on your device.
- Scene Modes: Select from multiple dynamic scene modes and patterns (e.g., chicken, elephant, sale sign, clown, person).
- Scheduling & Timer: Set schedules for the lights to turn on/off automatically.
- Device Renaming: Click the device name in the app and swipe left to rename it for easier identification.
4.4 Video Demonstration
5. Specifications
| Attribute | Value |
|---|---|
| Color | RGB |
| Power Supply | USB |
| Input Voltage | DC 5V |
| Control Method | Remote, APP Control, Control Box |
| Working Temperature | -20°C to 50°C |
| Luminous Flux | 60-249 |
| Remote Control | Yes |
| Plug The Tail | No |
| Features | Remote and APP |
| Nominal Voltage | 4.5V |
| Length | 300 (likely cm or inches, refer to product listing for exact unit) |
| Batteries Included | No (for main unit), Yes (for remote) |
| Head Number | > 200 |
| Dimmable | Yes |
| Light Source | LED bulbs |
| Lighting Distance | 1-5m |
| Power Source | DC |
| Holiday Name | Christmas |
| Usage | HOLIDAY |
| Certification | RoHS, FCC, CE |
| Occasion | Bedroom |
| Battery Type (Remote) | Button Cell (CR2025) |
| Product Dimensions (2x2 400Leds) | Approx. 6.6 x 6.6 ft (2x2 meters) |
| Product Dimensions (3x3 400Leds) | Approx. 9.8 x 9.8 ft (3x3 meters) |
| Package Length | 19 cm |
| Package Width | 12 cm |
| Package Height | 10 cm |
| Package Weight | 0.474 kg |
6. Maintenance
- Cleaning: Gently wipe the lights with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Storage: When not in use for extended periods, store the lights in their original packaging or a dry, cool place away from direct sunlight and moisture.
- Battery Care: Remove batteries from the remote control if not used for extended periods. Dispose of used batteries according to local regulations; do not incinerate or dispose of in household trash.
- Outdoor Use: The LEDs are rated IP44, meaning they are protected against solid objects over 1mm and splashing water. For outdoor use, ensure the USB connection and control box are protected from direct rain and harsh weather conditions.
7. Troubleshooting
- Lights not turning on:
- Ensure the USB power source is connected and providing 5V.
- Check the control box button for proper operation (double-click for On/Off).
- Verify the remote control battery is inserted correctly and has power (pull out plastic tab).
- Inspect the cable for any visible damage.
- Remote control not responding:
- Ensure the remote is aimed directly at the IR receiver on the control box.
- Check the remote's battery.
- If there's interference with a TV remote, quickly press the control box switch button twice to manage infrared signals.
- App connection issues:
- Ensure Bluetooth is enabled on your mobile device.
- Restart the "Hello Fairy" app and try reconnecting.
- Verify the lights are powered on and within Bluetooth range.
- If using multiple units, ensure they are compatible with the same app version. Some units may require different apps.
- Patterns not displaying correctly or disappearing:
- Check for stable app connection.
- Ensure the lights are properly hung without excessive bending at LED components.
- If patterns appear distorted, try resetting the lights or the app.
8. Safety Information
- Button Cell Battery Warning: This product contains a button cell battery in the remote control. Ingestion can cause severe injury or death. Keep new and used batteries out of reach of children. Seek immediate medical attention if a battery is suspected to be swallowed or inserted into any part of the body.
- General Safety: Prevent static electricity during installation and use. Do not use sharp objects to touch the product. Avoid contact with strong chemicals such as strong acid and alkali.
- FCC Compliance: This device complies with Part 15 of the FCC Rules. Operation is subject to the condition that this device does not cause harmful interference and must accept any interference received.
9. User Tips
- For more spectacular and complex animations, consider purchasing and linking multiple sets of lights via the software.
- If using outdoors, remember the IP44 rating. Protect the USB connection and control box from direct exposure to rain or harsh weather.
- Be aware that different batches or models might use different apps, which may not be compatible with each other. Verify app compatibility if purchasing multiple units.
- While the lights offer dynamic patterns, some complex images may require a degree of imagination to fully appreciate.
- The 2x2m and 3x3m models both have 400 LEDs; the difference is in the spacing of the LEDs, resulting in a larger overall light curtain for the 3x3m model.
10. Warranty & Support
This product comes with a one-year warranty from the day after purchase. For any questions or issues, please contact the seller or manufacturer's customer support.
For further assistance, refer to the official product page or contact customer service.