1. Introduction
Thank you for choosing the LyLmLe Rechargeable Pool Light. This product is designed to provide vibrant and versatile illumination for your pool, spa, or other aquatic environments. Featuring RGBW LED technology, IP68 waterproofing, and a magnetic attachment system, it offers a convenient and durable lighting solution. This manual provides essential information for the safe and effective use of your new pool light.
2. Package Contents
Please verify that all items listed below are included in your package:
- 1 x LyLmLe Submersible LED Pool Light
- 1 x Metal Base
- 1 x RF Remote Control
- 1 x USB-C Charging Cable
- 1 x Adhesive
- 1 x Instruction Manual
Note: A power adapter for charging is not included.
3. Safety Information
To ensure safe operation and prevent damage, please read and adhere to the following safety guidelines:
- Do not attempt to disassemble or modify the product. This may void the warranty and pose a safety risk.
- Ensure the USB-C charging port is completely sealed before submerging the light in water.
- Use only the provided USB-C cable for charging. Connect to a standard 5V/2A USB power adapter (not included).
- Keep the charging port dry during charging to prevent electrical hazards.
- Do not expose the product to extreme temperatures or direct sunlight for prolonged periods when not in use.
- Keep the product out of reach of children and pets.
- If any damage is observed, discontinue use immediately and contact customer support.
4. Setup and Installation
4.1. Initial Charging
Before first use, fully charge the pool light. The integrated 3000 mAh rechargeable battery provides 30-40 hours of illumination on a full charge.
- Locate the USB-C charging port on the side of the light.
- Open the waterproof seal covering the port.
- Connect the provided USB-C cable to the light and to a 5V/2A USB power adapter.
- The light will fully charge in approximately 3-4 hours. A red indicator light will show the charging status.
- Once charging is complete, disconnect the cable and ensure the waterproof seal is securely closed before submersion.

Figure 1: Charging the LyLmLe Pool Light. The image highlights the 3000mAh battery, 3-4 hour charging time, and sealed magnets for leak prevention.

Figure 2: Detailed view of the charging process, emphasizing the red charging indicator and the importance of keeping the port dry.
4.2. Installation
The LyLmLe pool light features powerful built-in magnets for easy attachment to metallic surfaces. For non-metallic surfaces, use the included metal base and adhesive.
- Prepare the Surface: Clean the desired installation area on the pool surface to ensure it is free of dirt and debris.
- Apply Adhesive (for non-metallic surfaces): Apply an appropriate amount of the provided adhesive to the central circle of the metal base.
- Attach Metal Base: Press the metal base firmly onto the cleaned pool surface for 10 seconds. Allow 1 hour for the adhesive to dry completely before proceeding.
- Activate Light: Before submerging, press and hold the ON/OFF button on the back of the light for more than 2 seconds to turn it on.
- Attach Light: Align the two protruding points on the back of the light with the corresponding points on the metal base (or directly to a metallic surface) and allow the magnets to secure the light in place.
- Enjoy: The light is now installed and ready for use.
Figure 3: Underwater Installation Steps. This diagram illustrates the process from surface preparation to final light attachment.
Figure 4: Product Dimensions and Internal Components. This image details the physical size and key features like the 18 high-efficiency RGBW LED beads and sealed magnets.
5. Operating Instructions
The LyLmLe pool light can be controlled using the included RF remote control.
5.1. Remote Control Functions
Figure 5: RF Remote Control Functions. This image displays the various buttons and their corresponding functions for controlling the light.
- ON/OFF: Press the 'ON' button to turn the light on, and 'OFF' to turn it off.
- Brightness Adjustment: Use the 'Brightness +' and 'Brightness -' buttons to increase or decrease the light intensity (5 levels available).
- Static Colors: Select from 16 vibrant static colors using the color buttons on the remote.
- Dynamic Modes: Choose from 6 dynamic lighting modes:
- FLASH 1/2: Fast/slow flashing mode. Press again to switch between Flash 1 and Flash 2.
- FADE 1/2: Gradual color transition mode. Press again to switch between Fade 1 and Fade 2.
- SMOOTH 1/2: Smooth color change mode. Press again to switch between Smooth 1 and Smooth 2.
- Pure White: Press the 'W' button for a pure white light output.
- Timer Options: Set the light to turn off automatically after a set period using the timer buttons (e.g., 2H, 4H, 6H).
5.2. General Usage
The LyLmLe pool light is designed for various applications:
Figure 6: Versatile Applications of the LyLmLe Pool Light. The light can be used in pools, jacuzzis, fountains, and for general outdoor illumination.
The IP68 waterproof rating ensures reliable performance underwater. The 140° wide-angle illumination provides broad coverage, making it suitable for various pool sizes and shapes.
Figure 7: IP68 Waterproofing and Wide-Angle Illumination. This image shows the light's performance underwater.
Figure 8: RGBW Full-Color Output. This image illustrates the enhanced color capabilities, including a dedicated white LED, compared to standard RGB lights.
6. Maintenance
Proper maintenance will extend the lifespan of your LyLmLe pool light.
- Cleaning: Regularly wipe the light with a soft, damp cloth to remove any dirt, algae, or mineral deposits. Do not use abrasive cleaners or solvents.
- Battery Care: To maintain optimal battery health, recharge the light regularly, even if not in frequent use. Avoid completely draining the battery before recharging.
- Storage: When not in use for extended periods, store the light in a cool, dry place away from direct sunlight and extreme temperatures. Ensure the charging port is securely sealed.
7. Troubleshooting
If you encounter issues with your LyLmLe pool light, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. | Battery is depleted. | Charge the light fully (refer to Section 4.1). |
| Light is not activated before submersion. | Press and hold the ON/OFF button on the back of the light for more than 2 seconds before placing it in water. | |
| Remote control is not working. | Remote battery is low or depleted. | Replace the battery in the remote control (battery type not specified, typically CR2025 or similar coin cell). |
| Obstruction between remote and light. | Ensure no large objects are blocking the signal, although RF remotes generally do not require line of sight. | |
| Water inside the light. | Charging port seal not properly closed. | Immediately remove the light from water. Open the charging port and allow it to dry completely. Ensure the seal is firmly pressed into place before next use. If leakage persists, contact customer support. |
| Light is dim or flickering. | Low battery. | Recharge the light. |
If the problem persists after trying these solutions, please contact LyLmLe customer support for assistance.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | LyLmLe |
| Model Number | R-PL19-RF4W |
| Dimensions (L x W x H) | 14 x 14 x 2.6 cm (5.5 x 5.5 x 1.0 inches) |
| Weight | 0.2 kg (0.44 lbs) |
| Battery Type | 1 Lithium-ion (included) |
| Battery Capacity | 3000 mAh |
| Charging Time | 3-4 hours (with 5V/2A adapter) |
| Working Time | 30-40 hours (depending on mode/brightness) |
| Waterproof Rating | IP68 |
| LEDs | 18 RGBW LEDs |
| Power | 4 Watts |
| Voltage | 5 Volts |
| Luminous Flux | 200 lm |
| Average Lifespan | 30,000 Hours |
| Energy Efficiency Class | F |
| Special Features | LED Energy Saving, RGB Multicolor, Remote Control, Cordless, Magnetic Attachment |
Figure 9: Energy Label. This label indicates the energy efficiency class and consumption of the product.
For more detailed product information, please refer to the EPREL database (QR code link).
9. Warranty and Support
The LyLmLe Rechargeable Pool Light comes with a 2-year warranty from the date of purchase.
If you have any questions, concerns, or require technical assistance, please do not hesitate to contact our customer support team. Refer to your purchase documentation or the retailer's website for contact information.




