Banral K-2303-B
Banral Rechargeable Magnetic LED Flashlight Instruction Manual
Model: K-2303-B
Introduction
Welcome to the instruction manual for your Banral Rechargeable Magnetic LED Flashlight. This manual provides essential information for the safe and effective operation, maintenance, and troubleshooting of your new flashlight.
The Banral flashlight is a versatile and powerful lighting tool, featuring high lumens, 8 lighting modes, a COB work light, and a strong magnetic base. Its durable aluminum construction and waterproof design make it ideal for various outdoor activities and emergency situations.
Setup
Battery Installation and Initial Charging
Your Banral flashlight comes with a rechargeable lithium-ion battery. For optimal performance, fully charge the battery before first use.
Battery Installation
- Unscrew the tail cap of the flashlight.
- Insert the provided rechargeable battery with the positive (+) pole facing towards the flashlight head. If using 3x AAA batteries (not included), insert them into the provided adapter first, then place the adapter into the flashlight.
- Securely screw the tail cap back on.

Image: Step-by-step guide for installing the battery, showing the tail cap, battery orientation, and adapter for AAA batteries.
Charging the Flashlight
The flashlight features a built-in Type-C charging port and can also function as a power bank.
- Locate the Type-C charging port on the flashlight body.
- Connect the included USB Type-C cable to the flashlight and to any compatible USB power source (e.g., car charger, power bank, laptop, wall adapter).
- The blue power indicator lights will illuminate to show the charging progress (25%-50%-75%-100%). A full charge typically takes approximately 4 hours.

Image: The Banral flashlight connected via its Type-C port, demonstrating its charging capability and power display.
Using as a Power Bank
To use the flashlight as an emergency power bank, connect your device to the USB-A output port on the flashlight using your device's charging cable.
Operating
Basic Operation
The Banral flashlight offers 8 distinct lighting modes and a zoomable focus function.
Power On/Off and Mode Selection
- Press the power button once to turn on the main light.
- Subsequent presses will cycle through the main light modes: High, Low, Strobe, SOS.
- Double-click the power button to activate the COB side light mode. Subsequent double-clicks will cycle through COB modes: COB High, COB Low, COB Red Light, COB Red Light SOS.
- To turn off the flashlight from any mode, long-press the power button for 3 seconds.

Image: Visual representation of the 8 lighting modes (High, Low, Strobe, SOS, COB High, COB Low, COB Red Light, COB Red Light SOS) and instructions for single-click, double-click, and long-press actions on the power button.
Zoomable Focus
Adjust the light beam by pushing or pulling the head of the flashlight:
- Pushing the head forward: Narrows the beam for a long-distance spotlight.
- Pulling the head backward: Widens the beam for a large-area floodlight.

Image: Illustration of the flashlight's adjustable focus, showing how to zoom in for a spotlight and zoom out for a floodlight.
Magnetic Base and COB Sidelight
The strong magnetic base at the tail of the flashlight allows it to be attached to metal surfaces, providing hands-free illumination. The COB sidelight offers broad area lighting, perfect for work or camping.

Image: The flashlight demonstrating its magnetic base functionality, attached to a car hood, and showing the wide illumination from the COB sidelight in a camping tent.
Battery Level Indicator
The blue LED lights on the flashlight body indicate the remaining battery charge:
- 4 lights: 100% - 75%
- 3 lights: 75% - 50%
- 2 lights: 50% - 25%
- 1 light: Below 25% (recharge recommended)

Image: Close-up of the flashlight's power display, showing four blue indicator lights representing battery levels.
Maintenance
Care and Storage
To ensure the longevity and optimal performance of your Banral flashlight, follow these maintenance guidelines:
- Cleaning: Wipe the flashlight body with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Lubrication: Periodically apply a thin layer of silicone grease to the O-rings and threads to maintain waterproof integrity and smooth operation.
- Battery Care: If storing the flashlight for an extended period, remove the battery to prevent leakage. Recharge the battery every 3-6 months to maintain its health.
- Storage: Store the flashlight in a cool, dry place away from direct sunlight and extreme temperatures.
Troubleshooting
Common Issues and Solutions
| Problem | Possible Cause | Solution |
|---|---|---|
| Flashlight does not turn on | Low battery | Recharge the battery. |
| Flashlight does not turn on | Battery inserted incorrectly | Check battery orientation (positive pole towards head). |
| Flashlight does not turn on | Loose tail cap/head | Ensure all parts are securely tightened. |
| Light is dim or flickers | Low battery | Recharge the battery. |
| Light is dim or flickers | Dirty contacts | Clean battery contacts and flashlight terminals with a clean cloth. |
| Water ingress | Damaged O-ring or loose parts | Check O-rings for damage and ensure all parts are tightly sealed. Apply silicone grease to O-rings. |
If the issue persists after attempting these solutions, please contact customer support.
Specifications
Technical Details
- Brand: Banral
- Model: K-2303-B
- Special Features: High Power Long Range LED Flashlight, Super Bright LED Magnetic Flashlight, TYPE-C Rechargeable, 8 Light Modes, Zoomable Adjustable Focus, Weather & Shock Resistant, IPX5 Waterproof, Non Slip Grip
- Color: Black
- Power Source: Battery Powered (Rechargeable Lithium-ion, 5000mAh capacity)
- Light Source Type: LED (Upgraded Long Beam LED Chip)
- Material: Aircraft-grade Aluminum
- White Brightness: 100000 Lumens
- Included Components: Lanyard, USB Cable
- Product Dimensions: 1.7"D x 1.3"W x 6.9"H
- Voltage: 3.7 Volts
- Light Path Distance: 3280 Feet
- Runtime: Up to 12 hours (at low mode)
- Water Resistance Level: IPX5 Waterproof
- Durability: Drop-Resistant, Shock-Resistant, Frost-Resistant
- Battery Requirements: 2 A batteries required (included) or 3x AAA batteries (not included)
Warranty & Support
Product Warranty
Banral provides a 12-month free replacement warranty for products to ensure customer satisfaction.
Customer Support
For any questions, concerns, or technical assistance, please contact Banral customer support through the Amazon platform or visit the official Banral store.
Visit the Banral Store on Amazon

Image: Customer support team ready to assist.
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