Introduction
Thank you for choosing the VARMHUS SolarNovo LED Aquarium Light. This manual provides essential information for the safe and efficient installation, operation, and maintenance of your new aquarium lighting system. Please read these instructions thoroughly before use and retain them for future reference.
Safety Instructions
- Always disconnect the power supply before performing any maintenance or installation.
- This product is designed for use in aquariums and similar aquatic environments. Ensure it is fully submerged or properly secured as intended.
- Verify the product for any damage before initial use. Do not use if the cable, plug, or light tube is damaged.
- The power adapter is not waterproof. Keep it away from water and moisture.
- Operate only with the specified voltage (100-240V input, 12V DC output).
- Do not attempt to open or modify the light tube. This will void the warranty and may cause damage or injury.
- Keep out of reach of children.
Package Contents
Please check the package for the following items:
- 1 x VARMHUS SolarNovo LED Aquarium Light (Model GL-33T, 62cm length)
- 2 x Suction Cups
- 1 x Power Adapter (100-240V AC input, 12V DC output)
- 1 x User Manual

Image: Key components including the power connector, suction cups, and protective rubber end cap.
Setup Instructions
- Unpack the Light: Carefully remove the LED aquarium light and all accessories from the packaging. Inspect for any signs of damage.
- Attach Suction Cups: Securely attach the two provided suction cups to the rubber end caps of the LED light tube. Ensure they are firmly seated.
- Position the Light:
- Submersible Use: If placing the light underwater, ensure the suction cups are pressed firmly against the clean, dry glass surface of the aquarium. The light is fully waterproof (IP68 rated).
- Above Water Use: The light can also be placed above the water surface, secured to the aquarium lid or rim using the suction cups.

Image: Detail of the rubber protective cover and strong suction cup for secure placement.
- Connect Power: Connect the power cable from the LED light to the 12V DC power adapter. Ensure the connection is secure.
- Plug In: Plug the power adapter into a suitable electrical outlet (100-240V). Ensure the outlet is equipped with a ground fault circuit interrupter (GFCI) for safety, especially in aquatic environments.
Operating Instructions
The VARMHUS SolarNovo LED Aquarium Light features a simple on/off switch for operation.
- Power On/Off: Use the inline switch on the power cable to turn the light ON or OFF.
- Light Mode: This model provides a combination of blue and white LED light. The blue and white lights illuminate simultaneously and cannot be individually selected or adjusted for color.

Image: The LED light submerged, highlighting its waterproof capabilities.
The light is suitable for various aquatic environments, including tropical fish tanks, sea fish tanks, and coral lighting setups.

Image: Applicable uses for the aquarium light, including tropical fish, sea fish, and coral lighting.
Maintenance
- Cleaning: Regularly clean the light tube to prevent algae buildup, which can reduce light output. Disconnect power before cleaning. Use a soft cloth or sponge and aquarium-safe cleaning solutions if necessary.
- Inspection: Periodically inspect the power cable, plug, and light tube for any signs of wear or damage. Ensure suction cups maintain a strong grip.
- Storage: If storing the light, ensure it is clean and dry. Store in a cool, dry place away from direct sunlight.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. |
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| Light is dim or flickering. |
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| Suction cups do not hold. |
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Specifications
| Brand | VARMHUS |
| Model Number | GL-33T |
| Manufacturer | SolarNovo |
| Dimensions (L x Diameter) | 62 cm x 1.8 cm |
| Weight | 320 grams |
| Color | Blue & White LEDs |
| Material | Rubber |
| Finish Type | Waterproof |
| Voltage | Input: 100-240V AC, Output: 12V DC |
| Power Consumption | 6.2 Watts |
| LED Count | 33 LEDs |
| Waterproof Rating | IP68 |
| Special Features | Submersible, Energy-saving, Low Heat |
Warranty and Support
VARMHUS provides a satisfaction guarantee for this product. If you are not satisfied with the quality of our product within one month of purchase, you may be eligible for a full refund upon return.
For any questions regarding this product, please do not hesitate to contact our customer service team. We aim to respond to all inquiries within 24 hours.
Please refer to your purchase documentation or the retailer's website for specific contact information.