Introduction
Thank you for choosing the Gaciron KIWI-800 Anti-Glare Bike Front Light. This high-performance bicycle headlight is designed to enhance your visibility and safety during cycling, featuring an 800-lumen output, anti-glare cut-off beam, IPX6 waterproof rating, and convenient Type-C recharging. Please read this manual carefully before use to ensure proper installation, operation, and maintenance.

The Gaciron KIWI-800 Anti-Glare Bike Front Light.
Safety Information
- Always ensure the light is securely mounted before riding.
- Do not look directly into the light beam when it is on, as it can cause temporary vision impairment.
- Keep the light away from children.
- Do not disassemble or attempt to repair the light yourself. Contact customer support if needed.
- Use only the provided or a certified Type-C cable for charging.
Package Contents
Please check the package to ensure all items are present:
- Gaciron KIWI-800 Bike Front Light
- Handlebar Mount
- USB-C Charging Cable
- Allen Wrench
- Screwdriver
- User Manual

Contents included in the Gaciron KIWI-800 package.
Installation
The KIWI-800 offers multiple installation options to suit your preference. The multifunctional mount is optional and may need to be purchased separately for certain configurations.

The KIWI-800 can be installed both on top of or underneath the handlebar.
On Top of the Handlebar
- Mount the bracket to the handlebar and tighten the nut securely.
- Insert the bottom of the light into the bracket. You will hear a "click" sound when it is mounted securely.
- Adjust the light angle to your desired position.

Visual guide for installing the light on top of the handlebar.
Underneath the Handlebar (Requires optional multifunctional mount)
- Open the decorative cover on the light using a straight screwdriver.
- As shown in the diagram, remove the cover.
- Unscrew the base on the bottom of the light with the provided wrench.
- Screw the base onto the top of the light (where the original decorative cover was) and tighten the screw. Do not use a torque wrench.
- Insert the decorative cover back into the original bottom position of the base.
- Insert the light into the bracket of the multifunctional mount. When you hear a "click" sound, it is mounted securely.

Visual guide for installing the light underneath the handlebar.
Operation
Power On/Off
Long press the power button located on top of the light to turn it on or off.
Mode Switching
Short press the power button to cycle through the 5 available working modes:
- High Steady: 800 Lumens, ~2 hours runtime
- Medium Steady: 400 Lumens, ~3.5 hours runtime
- Low Steady: 200 Lumens, ~6 hours runtime
- Breathe: 100-50 Lumens, ~15 hours runtime
- Daytime Flash: 400 Lumens, ~24 hours runtime

The 5 working modes and 3-color battery indicator.
Battery Indicator
The light features a 3-color battery indicator to show the remaining charge:
- Blue: 61% - 100% charge
- Yellow: 21% - 60% charge
- Red: 1% - 20% charge
Charging
The KIWI-800 is equipped with a Type-C charging port. Connect the provided USB-C cable to the light and a compatible 5V/2.0A power source (e.g., power bank, laptop, car charger, wall socket). A full charge takes approximately 1.5 hours.
Optional Wire Remote Switch (R03)
An optional R03 wire remote switch (sold separately) can be fixed on your handlebar. This allows you to switch between light modes without removing your hand from the handlebar, enhancing safety and convenience during your ride.

The optional R03 wire remote switch for convenient mode changes.
Maintenance
- Cleaning: Wipe the light with a soft, damp cloth. Avoid using abrasive cleaners or solvents that could damage the housing or lens.
- Storage: Store the light in a cool, dry place when not in use.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the light regularly, even if not used for extended periods.
- Water Resistance: While IPX6 waterproof, avoid submerging the light in water. Ensure the Type-C port cover is securely closed to maintain water resistance.
Troubleshooting
- Light not turning on: Ensure the battery is charged. Long press the power button for 2-3 seconds to power on.
- Light flickering or dim: The battery might be low. Recharge the light. Check if the light is securely mounted.
- Charging issues: Try a different USB-C cable or power adapter. Ensure the charging port is clean and free of debris.
- Mount not holding securely: Re-tighten the mounting screw/nut. Ensure the light is properly clicked into the bracket.
Specifications
| Feature | Detail |
|---|---|
| Model | KIWI-800 |
| Max Brightness | 800 Lumens |
| Battery | 2500mAh Lithium |
| Charging Time | ~1.5 hours |
| Max Runtime | 24 hours (Daytime Flash mode) |
| Input | 5V/2.0A |
| Output | 5V/2.0A |
| Beam Distance | >200m |
| Charging Port | Type-C |
| Dimensions | 24.2mm * 35mm * 98.7mm |
| Net Weight | ~124g |
| Waterproof Level | IPX6 |
| Body Material | Aluminum alloy |
| Certification | CE, FCC, RoHS |
| Mounting Placement | Handlebar |

Detailed specifications and dimensions of the KIWI-800 light.

Diagram illustrating the anti-glare cut-off beam for safe urban riding.

The KIWI-800 is IPX6 waterproof for all-weather performance.
User Tips
- Optimize Visibility: Utilize the anti-glare cut-off beam feature, especially in urban areas, to illuminate your path effectively without dazzling oncoming pedestrians or cyclists.
- Battery Management: For longer rides, consider using lower steady modes or the Daytime Flash mode to significantly extend battery life. Always check the battery indicator before starting your journey.
- Secure Mounting: Periodically check that your light is securely fastened to the handlebar, especially after riding on rough terrain, to prevent accidental detachment.
Warranty and Support
Gaciron products are manufactured to high-quality standards. For warranty information, technical support, or any questions regarding your KIWI-800 bike light, please contact the seller or manufacturer directly. Keep your purchase receipt as proof of purchase.