Introduction
This manual provides essential information for the proper installation, operation, and maintenance of your Trelock Bike-i Veo 50 Dynamo Headlight. Designed for enhanced cycling safety and visibility, this headlight features Double-Lens-Tech and is powered by your bicycle's dynamo system. Please read these instructions carefully before use to ensure optimal performance and longevity of your product.
Package Contents
- Trelock Bike-i Veo 50 Dynamo Headlight
- Mounting Bracket (if included with standard package)
- Connection Cables (if included with standard package)
Note: Specific contents may vary. Refer to your product packaging for a complete list.
Setup and Installation
The Trelock Bike-i Veo 50 is designed for universal mounting on the frame. Ensure your bicycle has a compatible dynamo system for power.
- Mounting the Headlight:
Attach the headlight to your bicycle's frame using the provided mounting bracket. Ensure the light is securely fastened and positioned to illuminate the path ahead without obstructing your view or interfering with bicycle controls. The headlight should be angled slightly downwards to avoid dazzling oncoming traffic.

Image: The Trelock Bike-i Veo 50 Dynamo Headlight, a compact black unit, shown mounted on a bicycle. This illustrates the typical mounting position and the light's sleek integration with the bike's front.
- Connecting to the Dynamo:
Connect the headlight's power cables to your bicycle's dynamo system. Consult your bicycle's manual for specific dynamo connection points. Ensure all connections are secure and properly insulated to prevent short circuits and ensure reliable power supply.
- Optional Retro Reflector:
If desired, mount an optional retro reflector to further enhance visibility. This can be attached to the designated mounting point on the headlight or elsewhere on the bicycle as per local regulations.
Operating Instructions
The Trelock Bike-i Veo 50 Dynamo Headlight operates automatically when connected to a functioning dynamo system and the bicycle is in motion. There are no manual on/off switches for this model.
- Automatic Illumination: The headlight will activate and provide light as soon as the bicycle's wheels turn, generating power through the dynamo.
- Double-Lens-Tech: The innovative Double-Lens-Tech ensures optimal light distribution, providing a wide and evenly spread beam for improved road visibility and awareness.
- Side Visibility: The design incorporates side-visible illumination, making you more noticeable to traffic approaching from the sides.
Maintenance
- Cleaning: Regularly clean the headlight lens and housing with a soft, damp cloth. Avoid abrasive cleaners or solvents that could damage the plastic.
- LED Lifespan: The integrated LED components have a lifespan of over 50,000 hours, minimizing the need for replacement.
- Water Resistance: This product is not water resistant. Avoid exposing the headlight to heavy rain or submerging it in water. Protect it from moisture to ensure proper function and longevity.
- Cable Inspection: Periodically check the dynamo connection cables for any signs of wear, damage, or loose connections. Repair or replace damaged cables immediately.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Headlight does not illuminate. |
|
|
| Light is dim or flickers. |
|
|
| Headlight stops working after exposure to moisture. |
|
|
Specifications
| Feature | Detail |
|---|---|
| Model Name | Bike-i Veo 50 Dynamo Light |
| Part Number | 8005475US |
| Light Output | 100 lux |
| Power Source | Dynamo |
| LED Lifespan | > 50,000 hours |
| Weight | 0.23 Pounds (approx. 104g) |
| Product Dimensions | 13"L x 9.5"W x 5"H (packaging dimensions, actual product is compact) |
| Material | Multi |
| Water Resistance Level | Not Water Resistant |
| Mounting Type | Frame (Universal) |
Warranty Information
The Trelock Bike-i Veo 50 Dynamo Headlight comes with a Limited Warranty. For specific details regarding warranty coverage, duration, and terms, please refer to the warranty card included with your product or visit the official Trelock website. Keep your proof of purchase for warranty claims.
Customer Support
If you have any questions, require technical assistance, or need to report an issue with your Trelock Bike-i Veo 50 Dynamo Headlight, please contact Trelock customer support. Contact information can typically be found on the product packaging or the official Trelock website.





