1. Introduction
Thank you for choosing the echosari 300 LED Curtain Lights. This manual provides essential information for the safe and effective use of your product. Please read these instructions carefully before installation and operation, and retain them for future reference.
2. Safety Information
- This product is designed for decorative lighting. Do not use it for purposes other than its intended use.
- Ensure batteries are inserted with correct polarity (+/-). Incorrect insertion can cause damage.
- Do not mix old and new batteries, or different types of batteries.
- Remove batteries if the product is not used for an extended period to prevent leakage.
- Keep the product away from open flames, heat sources, and direct sunlight to prevent damage.
- Do not attempt to modify or repair the product. Contact customer support if issues arise.
- Although waterproof, avoid submerging the battery box in water.
3. Package Contents
Verify that all items are present in the package:
- 1 x echosari 300 LED Curtain Lights (9.8ft x 9.8ft)
- 1 x Remote Control
- 1 x Battery Box (requires 4 AA batteries, not included)

Image: The echosari 300 LED Curtain Lights, showing the main light strings, the battery box, and the included remote control.
4. Product Specifications
| Feature | Specification |
|---|---|
| Model Number | B300LC_WW |
| Dimensions | 9.8ft x 9.8ft (3m x 3m) |
| Number of LEDs | 300 |
| Light Color | Warm White (2700 Kelvin) |
| Power Source | 4 x AA Batteries (not included) |
| Control Method | Remote Control, Battery Box Button |
| Lighting Modes | 8 modes (Combination, In Wave, Sequential, Slo-glo, Chasing/Flash, Slow Fade, Twinkle/Flash, Steady On) |
| Brightness Levels | 4 adjustable levels |
| Timer Function | 6 hours On / 18 hours Off |
| Water Resistance | Waterproof (IP54 for lights, battery box should be protected from heavy rain) |
| Lead Wire Length | 1.6ft (20 inches) |

Image: A diagram illustrating the dimensions of the echosari curtain lights, including the 9.8ft width and height, the 10 individual light strings, and the 1.6ft lead wire.
5. Setup and Installation
Follow these steps for proper installation:
- Prepare Batteries: Open the battery compartment on the battery box. Insert 4 new AA batteries, ensuring correct polarity. Close the compartment securely.
- Unraveling the Lights: Carefully unroll the main horizontal wire first. It is recommended to hang the main wire in your desired location before unraveling the individual vertical light strings to prevent tangling.
- Placement: Hang the curtain lights in your desired location. The 9.8ft x 9.8ft size is suitable for various backdrops, walls, windows, or outdoor structures.
- Secure the Battery Box: Position the battery box in a location where it is protected from heavy rain if used outdoors, and easily accessible for operation.

Image: The echosari curtain lights installed as a decorative element over a bed canopy, demonstrating a typical indoor setup.
6. Operating Instructions
The echosari curtain lights can be controlled using either the remote control or the button on the battery box.
6.1. Using the Remote Control
- Power On/Off: Press the ON or OFF button to turn the lights on or off.
- Lighting Modes: Press the numbered buttons (1-8) to cycle through the 8 different lighting modes:
1. Combination, 2. In Wave, 3. Sequential, 4. Slo-glo, 5. Chasing/Flash, 6. Slow Fade, 7. Twinkle/Flash, 8. Steady On. - Brightness Adjustment: Use the DIM+ and DIM- buttons to adjust the brightness through 4 available levels.
- Timer Function: Press the TIMER button to activate the 6-hour on, 18-hour off cycle. The lights will automatically turn on for 6 hours and then off for 18 hours, repeating daily. Press again to deactivate.
6.2. Using the Battery Box Button
- Press the button on the battery box to cycle through the 8 lighting modes and to turn the lights off. The timer function and brightness adjustment are only available via the remote control.

Image: An outdoor patio setting illuminated by the echosari curtain lights, with visual cues for the ON/OFF, Timer, Dimmable, and 8 Mode functions.
7. Maintenance
- Cleaning: Gently wipe the lights with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- Storage: When not in use, carefully wrap the lights to prevent tangling. Store them in a cool, dry place away from direct sunlight and moisture. Remove batteries before storing for extended periods.
- Battery Replacement: Replace all 4 AA batteries when the lights dim significantly or stop working. Always use new, high-quality batteries for optimal performance.
8. Troubleshooting
- Lights not turning on:
- Check if batteries are inserted correctly with the right polarity.
- Replace old or depleted batteries with new ones.
- Ensure the battery compartment is securely closed.
- Remote control not working:
- Ensure there is a clear line of sight between the remote and the battery box.
- Check the remote control battery and replace if necessary.
- Lights are dim:
- Battery-powered lights are designed for soft, decorative illumination. Their brightness cannot be compared to low-voltage powered lights.
- Ensure you are using high-quality, fresh AA batteries. Battery performance directly impacts brightness.
- Adjust brightness using the remote control's DIM+ button.
- Lights are tangled:
- When installing, always hang the main horizontal wire first before unraveling individual vertical strings.
- When storing, carefully coil the main wire and then each individual string to prevent future tangles.

Image: A visual reminder about the nature of battery-powered lights, emphasizing that brightness depends on battery quality and is intended for decorative purposes rather than strong illumination.
9. Warranty and Support
echosari products are manufactured with quality and care. For any product-related inquiries, technical support, or warranty claims, please contact the seller directly through your purchase platform. Please have your order number and product model (B300LC_WW) available when contacting support.