1. Introduction
Thank you for choosing the JAY-PARK F18 High Brightness Flashlight. This device is engineered for reliability and performance in various outdoor and emergency situations. It features a powerful LED, multiple lighting modes, a zoomable beam, and a durable, waterproof design. This manual provides essential information for the safe and effective use of your flashlight.
2. Product Overview
Key Features:
- High Brightness: Up to 1,000,000 lumens output.
- Zoomable Beam: Adjustable focus for wide floodlight or concentrated spotlight up to 3000 meters.
- 5 Lighting Modes: High, Medium, Low, Strobe, and SOS for various situations.
- Smart LCD Battery Display: Shows exact battery levels.
- Rechargeable Battery: Integrated 5000mAh USB-C rechargeable battery with up to 12 hours of runtime.
- IP67 Waterproof & Shock-Resistant: Designed to withstand harsh weather, drops, and mud.
- Belt Clip: For convenient carrying on a backpack or belt.
Included Components:
- JAY-PARK F18 Flashlight
- USB-C Charging Cable
- Lanyard
- Integrated Battery (P76)
3. Setup
Initial Charge:
Before first use, fully charge the flashlight. Connect the provided USB-C cable to the flashlight's charging port and to a compatible USB power source. The LCD display will indicate the charging status. A full charge typically takes 3-5 hours.

Image: USB-C charging port and cable connection.
4. Operating Instructions
Power On/Off:
- Press the power button once to turn the flashlight on.
- To turn off, long press the power button for 2 seconds in any mode. This prevents cycling through all modes to turn off the device.
Changing Light Modes:
With the flashlight on, press the power button repeatedly to cycle through the 5 available modes:
- High: Maximum brightness for extensive illumination.
- Medium: Balanced brightness for general use.
- Low: Reduced brightness for extended battery life or close-range tasks.
- Strobe: Flashing light for signaling or disorientation.
- SOS: International Morse code signal for emergencies.

Image: Illustration of the 5 light modes and their respective brightness levels.
Zoom Function:
To adjust the beam focus, gently slide the head of the flashlight forward or backward. Sliding forward narrows the beam for a long-distance spotlight, while sliding backward widens it for a broad floodlight.

Image: Visual representation of the zoomable beam function.
Using the Belt Clip:
Attach the integrated belt clip to your belt, backpack strap, or other suitable gear for hands-free carrying. Ensure the clip is securely fastened to prevent accidental detachment.

Image: Examples of the flashlight being carried using the belt clip and in various outdoor activities.
5. Charging and Battery
USB-C Charging:
The JAY-PARK F18 features a built-in 5000mAh rechargeable battery. To charge, connect the USB-C cable to the flashlight and a power source. The LCD display will show the charging progress.
LCD Digital Display:
The integrated LCD screen accurately displays the remaining battery power as a percentage, allowing you to monitor battery life and plan recharging accordingly.
USB Discharging (Power Bank Function):
The flashlight can also function as a power bank to charge other small electronic devices via its USB-C port during emergencies. Connect your device to the flashlight using a compatible USB-C cable.

Image: Flashlight dimensions, battery capacity, LCD display, and USB discharging feature.
6. Maintenance
Cleaning:
Wipe the flashlight body with a soft, damp cloth. Do not use abrasive cleaners or solvents. Ensure the charging port cover is securely closed when not in use to prevent dust and water ingress.
Waterproof and Durability:
The JAY-PARK F18 is rated IP67, meaning it is protected from dust and can withstand immersion in water up to 1 meter for 30 minutes. It is also designed to be shock-resistant. However, avoid intentional submersion or dropping from excessive heights.

Image: Demonstrations of the flashlight's IP67 waterproof and durable features.
Storage:
Store the flashlight in a cool, dry place away from direct sunlight and extreme temperatures. For long-term storage, ensure the battery is partially charged (around 50%) to prolong its lifespan.
7. Troubleshooting
- Flashlight does not turn on:
- Ensure the battery is charged. Check the LCD display for battery level.
- Press and hold the power button for 2 seconds to ensure it's not just in a different mode. - Flashlight does not charge:
- Verify the USB-C cable is properly connected to both the flashlight and the power source.
- Try a different USB-C cable or power adapter.
- Ensure the charging port is clean and free of debris. - Beam is not focusing correctly:
- Gently slide the head of the flashlight back and forth to adjust the zoom. Ensure there is no obstruction. - Short battery life:
- Ensure the flashlight is fully charged before use.
- High brightness modes consume more power; use lower modes for extended runtime.
- Extreme temperatures can affect battery performance.
If you encounter issues not listed here, please refer to the Warranty and Support section for assistance.
8. Specifications
| Brand | JAY-PARK |
| Model Number | F18 |
| Manufacturer | Jay-park |
| Material | Aluminum |
| Product Dimensions (L x W x H) | 16.76 x 4.78 x 4.78 cm (6.6 x 1.88 x 1.88 inches) |
| Item Weight | 272 g (9.59 ounces) |
| Light Source Type | LED |
| Luminous Flux | 1,000,000 lumens |
| Color Temperature | 7000 Kelvin |
| Power Source | Battery Powered |
| Battery Type | 1 x P76 (Lithium-ion, included) |
| Battery Capacity | 5000 mAh |
| Voltage | 3.7 Volts |
| Charging Port | USB-C |
| Waterproof Rating | IP67 |
| Special Features | 5 modes, High Lumens, Adjustable Light Mode, High Power, Rechargeable, Adjustable Brightness, Emergency Signaling, Real-time Battery Level Display |
9. Warranty and Support
Limited Lifetime Warranty:
Your JAY-PARK F18 flashlight is backed by a limited lifetime warranty against manufacturing defects. If your flashlight fails under normal use, please contact us directly for repair or replacement.
Customer Support:
For any questions, technical support, or warranty claims, please contact JAY-PARK customer service directly through Amazon Messaging. Provide your product model (F18) and a detailed description of the issue for prompt assistance.