Introduction
Thank you for choosing the DNYSYSJ 12-inch LED Cube Light. This product is designed to provide versatile and colorful lighting for various indoor and outdoor settings. Made from durable, waterproof PE material, it features 16 adjustable RGB colors, multiple light modes, and convenient remote control operation. Please read this manual carefully before use to ensure proper setup, operation, and maintenance.
Package Contents
Please verify that all items are present in the package:
- 1 x DNYSYSJ 12-inch LED Cube Light
- 1 x Infrared Remote Control
- 1 x USB Connection Cable
- 1 x Power Adapter (Plug)
- 1 x Instruction Manual (this document)
Specifications
| Product Dimensions | 12"D x 12"W x 12"H (30 x 30 x 30 cm) |
| Item Weight | 6 Pounds (2.1 kg) |
| Material | Polyethylene (PE) |
| Light Source | LED |
| Colors | 16 RGB Colors |
| Light Modes | 4 (Flash, Strobe, Fade, Smooth) |
| Control Method | Infrared Remote Control |
| Power Source | Rechargeable Lithium Battery |
| Charging Time | Approximately 4-5 hours |
| Working Hours | 8-12 hours (depending on brightness/mode) |
| Water Resistance | Waterproof |
Safety Information
- Do not expose the product to extreme temperatures or direct sunlight for prolonged periods.
- Keep away from open flames or heat sources.
- Use only the provided power adapter and USB cable for charging.
- Do not attempt to open or repair the product yourself. Contact customer support for assistance.
- Ensure the charging port cover is securely closed when using the product outdoors or in wet conditions to maintain its waterproof integrity.
- This product is not a toy. Keep out of reach of children.
Setup
- Unpacking: Carefully remove all components from the packaging. Inspect the LED Cube Light and accessories for any signs of damage.
- Initial Charge: Before first use, fully charge the LED Cube Light.
- Locate the charging port on the bottom of the cube.
- Connect the USB cable to the charging port and the power adapter.
- Plug the power adapter into a standard electrical outlet.
- The charging indicator light (if present) will show the charging status. A full charge typically takes 4-5 hours.
- Once fully charged, disconnect the charger and ensure the charging port cover is sealed.

Operating Instructions
Powering On/Off
- To turn on the LED Cube Light, press the power button on the remote control or the button located near the charging port on the cube.
- To turn off, press the power button again.
Using the Remote Control
The infrared remote control allows you to manage all functions of the LED Cube Light from a distance of 8-15 meters (360-degree angle).

- Color Selection: Press any of the 16 color buttons on the remote to select a static color.
- Brightness Adjustment: Use the brightness up/down buttons to increase or decrease the intensity of the selected color.
- Mode Selection:
- FLASH: Rapidly cycles through colors.
- STROBE: Flashes a single color.
- FADE: Smoothly transitions between colors.
- SMOOTH: Slow, gradual change through colors.
- Pause Key: Press the pause key to hold the current color during a dynamic mode.

Video Demonstration
Maintenance
- Cleaning: Wipe the surface of the LED Cube Light with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
- Storage: When not in use for extended periods, store the cube in a cool, dry place away from direct sunlight. Ensure it is fully charged before storing to prolong battery life.
- Battery Care: To maintain optimal battery performance, avoid completely draining the battery frequently. Recharge the unit when the light output diminishes.
- Waterproof Seal: Regularly check the charging port cover to ensure it is clean and properly sealed, especially before outdoor use, to maintain its waterproof rating.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. | Battery is depleted. Power button not pressed correctly. Remote control battery is dead. | Charge the LED Cube Light for 4-5 hours. Ensure the power button on the cube or remote is pressed firmly. Replace the remote control battery. |
| Remote control not working. | Remote battery is dead. Obstruction between remote and cube. Remote is too far from the cube. | Replace the remote control battery. Ensure a clear line of sight to the cube. Move closer to the cube (within 8-15m). |
| Light output is dim. | Low battery. Brightness setting is low. | Recharge the LED Cube Light. Increase brightness using the remote control. |
| Water inside the cube. | Charging port cover not sealed properly. | Immediately turn off the unit and disconnect power. Allow to dry completely in a well-ventilated area. Ensure the charging port cover is always securely sealed before exposure to water. Contact customer support if issues persist. |
Warranty and Support
For warranty information or technical support, please contact DNYSYSJ customer service. Refer to your purchase documentation for specific warranty terms and contact details. If you encounter any issues not covered in this troubleshooting guide, please reach out to our support team for assistance.
Customer Service Contact: Please refer to the contact information provided with your product packaging or on the retailer's website.