1. Product Overview
The AQQA Aquarium Light Model GCA-AQ052 is a full-spectrum LED lighting solution designed for aquariums ranging from 17 to 24 inches. It features 14 adjustable colors, 5 brightness levels, and an integrated timer for automated operation. The light is constructed with a durable aluminum alloy and boasts an IP67 waterproof rating, ensuring longevity and safety in aquatic environments.

Image 1.1: The AQQA Aquarium Light providing illumination to a planted aquarium.
2. Package Contents
Please verify that all components are present in the package:
- AQQA Aquarium Light Unit (Model GCA-AQ052)
- Extendable Mounting Brackets (2x)
- Power Adapter with Controller
- Instruction Manual (this document)
3. Setup Instructions
3.1 Mounting the Light
- Carefully unpack all components from the box.
- Attach the extendable mounting brackets to each end of the light unit. Ensure they are securely fastened.
- Place the light unit on top of your aquarium. Adjust the extendable brackets to fit the width of your tank (suitable for 17-24 inch tanks).
- Ensure the light is stable and centered over the aquarium for even illumination.

Image 3.1: The extendable brackets allow for flexible installation on various tank sizes.
3.2 Power Connection
- Connect the power adapter cable to the light unit.
- Plug the power adapter into a standard electrical outlet.
- Ensure the power cord is routed safely and away from water to prevent accidental splashes.
4. Operating Instructions
The AQQA Aquarium Light is controlled via an inline remote with several buttons for various functions.

Image 4.1: The inline remote control for managing light settings.
4.1 Power On/Off
- Press the Power button (
) to turn the light on or off.
4.2 Color Adjustment
- Press the Color Change button (
) to cycle through 14 different color modes. - To activate the Auto Color Change Mode, press and hold the Color Change button for approximately 3 seconds. The light will automatically transition between colors.
4.3 Brightness Adjustment
- Use the Brightness Up (+) and Brightness Down (-) buttons to adjust the light intensity.
- There are 5 adjustable brightness levels, ranging from 10% to 100%.

Image 4.2: Visual representation of the 5-level brightness adjustment.
4.4 Timer Function
The built-in timer allows for automated lighting cycles.
- Press the Timer button (
) to select a duration: 3 hours (3H), 6 hours (6H), or 12 hours (12H). - Once a timer is set, the light will automatically turn off after the selected duration and will turn on at the same time the next day, repeating the cycle.
- For example, if you activate the 12H timer at 8:00 AM, the light will turn off at 8:00 PM and automatically turn on again at 8:00 AM the following day.

Image 4.3: Timer settings for 3, 6, or 12 hours of operation.
5. Maintenance
5.1 Cleaning
- Before cleaning, always unplug the light from the power outlet.
- Wipe the light unit with a soft, damp cloth. Avoid using abrasive cleaners or solvents, as these can damage the finish or waterproof sealing.
- Ensure the light is completely dry before reconnecting it to power.
5.2 Waterproofing Information
- The AQQA Aquarium Light has an IP67 waterproof rating, meaning it is protected against dust and temporary immersion in water (up to 1 meter for 30 minutes).
- Important: This light is designed for placement over the aquarium and is not intended for submersible use. Do not immerse the light unit directly into the water.
6. Troubleshooting
If you encounter issues with your AQQA Aquarium Light, please refer to the following common solutions:
- Light Not Turning On:
- Check if the power adapter is securely plugged into both the light unit and the electrical outlet.
- Verify that the power outlet is functional by plugging in another device.
- Ensure the power button on the inline remote is pressed.
- Colors or Brightness Not Changing:
- Ensure the remote control buttons are being pressed firmly.
- If the light is stuck on a specific color or brightness, try unplugging the unit for 30 seconds and then plugging it back in to reset.
- Timer Function Not Working:
- Confirm that a timer duration (3H, 6H, or 12H) has been selected by pressing the timer button. The corresponding indicator light on the remote should be illuminated.
- The timer cycle begins from the moment it is set. If you unplug the light, the timer will reset.
- Light Flickering or Malfunctioning:
- Disconnect power immediately.
- Inspect the power cord and light unit for any visible damage.
- If issues persist, contact customer support.
7. Specifications

Image 7.1: Detailed specifications for different AQQA aquarium light models, including the GCA-AQ052.
| Feature | Detail |
|---|---|
| Model Number | GCA-AQ052 |
| Power (Wattage) | 18 Watts |
| Voltage | 5 Volts (DC) |
| Product Dimensions (LxWxH) | 15.7"L x 4"W x 2"H (Light Unit) |
| Applicable Aquarium Size | 17-24 inches |
| Light Source Type | LED (5730 & 5050 LEDs) |
| Number of Colors | 14 |
| Brightness Levels | 5 (10%-100%) |
| Timer Settings | 3H, 6H, 12H |
| Waterproof Rating | IP67 |
| Material | Aluminum, Stainless Steel |
| Beam Angle | 120 Degrees |
| Item Weight | 1.5 pounds |
8. Warranty Information
The AQQA Aquarium Light Model GCA-AQ052 comes with a manufacturer warranty for 1 year from the date of purchase. Please retain your proof of purchase for warranty claims.
This warranty covers defects in materials and workmanship under normal use. It does not cover damage resulting from misuse, accident, modification, unauthorized repair, or failure to follow the instructions in this manual.
9. Customer Support
For further assistance, technical support, or warranty inquiries, please contact AQQA customer service through the retailer where the product was purchased or visit the official AQQA brand store online.
We are committed to providing quality products and support to our customers.





