VCRAZE QV-L
Aquarium Filter Replacement Light Bulb with Timer
User Manual
Product Overview
This manual provides instructions for the VCRAZE 5W Aquarium Filter Replacement Light Bulb with Timer. This component is designed to maintain water clarity and support a healthy aquatic environment by removing algae and filtering waste.

Image: The VCRAZE 5W Aquarium Filter Replacement Light Bulb, showing the light bulb unit, power cord, and integrated timer control box.
Package Contents
- 1 x 5W Light Bulb with Timer
Applicable Models
This replacement light bulb is compatible with the following aquarium filter models:
- KV-188
- KV-288
- QV-088
- QV-188
- QV-288
Installation Instructions
The light bulb is permanently fixed to the timer and power cord. Installation involves replacing the entire unit.
- Ensure the aquarium filter system is unplugged from the power source before beginning installation.
- Carefully remove the existing light bulb unit from the filter box. This may involve unlatching or unscrewing components depending on your specific filter model.
- Insert the new 5W light bulb unit into the designated slot within the filter box. Ensure it is securely seated.
- Close and secure the filter box components.
- Plug the power cord of the new light bulb unit into a suitable electrical outlet.

Image: An illustrative diagram detailing the internal function of an aquarium filter, highlighting the U-V Light's role in removing algae, the filter sponge for waste, and air tubing for dissolved oxygen. This light bulb replaces the U-V Light component.
Operation
This light bulb features an integrated timer for convenient operation. Refer to the timer control box on the power cord for specific timing modes and settings. Once plugged in, the light will activate according to the selected timer setting.
Maintenance and Care
Replacement Frequency
It is generally recommended to replace the light bulb every 12 months to ensure optimal performance. However, the actual replacement interval may vary based on the frequency and duration of daily use. Regular observation of water clarity is important.
Safety Precautions
- Always unplug the filter system from the power source before handling or replacing the light bulb.
- Do not attempt to disassemble the light bulb unit, as it is permanently fixed to the timer and power cord.
- Ensure hands are dry when plugging or unplugging the unit.
Troubleshooting
Decreased Water Clarity
If you observe a significant decrease in your aquarium's water clarity, it may indicate that the light bulb's effectiveness is diminishing. This is a primary indicator that it might be time to replace your bulb, even if it has not reached the 12-month recommended replacement period.
Product Specifications
| Feature | Detail |
|---|---|
| Brand | VCRAZE |
| Manufacturer | VCRAZE |
| Item Model Number | QV-L |
| Item Weight | 7.8 ounces |
| Package Dimensions | 10.51 x 3.07 x 2.2 inches |
| Color | Black |
| Included Components | Aquarium filter light |
| Special Features | Timer |
| Batteries Required? | No |
Contact and Support
For further assistance or inquiries regarding your VCRAZE product, please visit the official VCRAZE store or contact their customer support channels.
VCRAZE Store: https://www.amazon.com/stores/Vcraze/page/447C3716-668C-4CCE-B916-033A60D0E017