Introduction
This manual provides detailed instructions for the safe and effective use of your UltraFire UF-6880 Rechargeable LED Tactical Flashlight. Please read this manual thoroughly before operating the device and retain it for future reference.
Key Features:
- High-efficiency LED with a maximum output of 800 Lumens.
- Five lighting modes: High, Medium, Low, Strobe, and SOS.
- Adjustable focus (zoomable) for wide-angle lighting or long-distance spotlight.
- USB rechargeable functionality.
- Durable aluminum alloy construction with IPX-4 water resistance.
- Compact design with a pocket clip and detachable tactical ring.
Safety Information
- Eye Safety: Do not look directly into the LED light or shine it directly into the eyes of people or animals. The intense light can cause temporary vision impairment or permanent eye damage.
- Battery Safety:
- Use only recommended 18650 rechargeable batteries.
- Ensure correct battery polarity (+/-) when inserting.
- Do not mix old and new batteries, or different types of batteries.
- Do not dispose of batteries in fire; they may explode.
- If the flashlight will not be used for an extended period, remove the battery to prevent leakage.
- Heat: The flashlight may become warm during prolonged use, especially on high settings. This is normal. Avoid direct contact with hot surfaces for extended periods.
- Water Resistance: The UF-6880 is rated IPX-4 for water resistance, meaning it is protected against splashing water from any direction. It is not designed for submersion.
- Children: Keep out of reach of children.
Package Contents
Please check the package for the following items:
- 1 x UltraFire UF-6880 Flashlight
- 1 x USB Charging Cable
- Note: 18650 rechargeable battery is not included and must be purchased separately.
Product Overview
Familiarize yourself with the components of your UltraFire UF-6880 flashlight:

Figure 1: UltraFire UF-6880 Flashlight with close-ups of the LED emitter, knurled body, and tail cap switch.
- Flashlight Head: Contains the LED emitter and lens. This section can be extended or retracted for zoom functionality.
- Body: The main housing, featuring anti-scratch knurling for grip and a pocket clip for secure carrying.
- Tail Cap: Houses the power button and battery compartment.
- USB Charging Port: Located on the flashlight body (often under a protective cover) for convenient recharging.
Setup
1. Battery Installation
- Unscrew the tail cap of the flashlight by turning it counter-clockwise.
- Insert one 18650 rechargeable battery into the battery compartment with the positive (+) end facing towards the flashlight head (LED).
- Screw the tail cap back on clockwise until it is securely tightened.
2. Initial Charging
Before first use, it is recommended to fully charge the battery. Refer to the "Charging" section for detailed instructions.
Operating Instructions
Power On/Off
- To turn the flashlight ON, press the power button located on the tail cap until it clicks.
- To turn the flashlight OFF, press the power button again until it clicks.
Changing Lighting Modes
The UF-6880 features 5 lighting modes: High, Medium, Low, Strobe, and SOS.
- With the flashlight ON, lightly press the power button (without clicking) to cycle through the modes in the following order: High → Medium → Low → Strobe → SOS.
- To select a mode, fully press the power button until it clicks. The flashlight will remember the last used mode when turned off and on again.

Figure 2: Visual representation of the five available lighting modes.
Adjustable Focus (Zoom Function)
The flashlight features an adjustable focus mechanism to switch between a wide floodlight and a concentrated spotlight.
- To adjust the focus, gently push or pull the head of the flashlight.
- Pulling the head outwards: Narrows the beam for a long-distance spotlight.
- Pushing the head inwards: Widens the beam for a broad floodlight.

Figure 3: Illustration of how to adjust the flashlight's focus by extending or retracting the head.
Charging
The UltraFire UF-6880 flashlight is equipped with a convenient USB charging function.
- Locate the USB charging port on the flashlight body. It may be covered by a rubber flap for protection against dust and water.
- Open the protective flap and insert the small end of the provided USB charging cable into the flashlight's port.
- Connect the larger end of the USB cable to a standard USB power source (e.g., computer USB port, USB wall adapter, power bank).
- An indicator light (if present) will typically show the charging status (e.g., red for charging, green for fully charged).
- Once fully charged, disconnect the USB cable and securely close the protective flap over the charging port.

Figure 4: The USB charging port on the flashlight body, typically protected by a rubber cover.
Important: Ensure the charging port is dry before connecting the USB cable. Do not charge the flashlight if it or the cable is wet.
Maintenance
Cleaning
- Wipe the flashlight body with a clean, soft cloth.
- For stubborn dirt, a slightly damp cloth can be used, followed by drying.
- Do not use abrasive cleaners or solvents, as they may damage the finish or internal components.
- Clean the lens gently with a lens cleaning cloth to maintain optimal light output.
Storage
- Store the flashlight in a cool, dry place away from direct sunlight and extreme temperatures.
- If storing for an extended period (more than a month), remove the 18650 battery to prevent potential leakage and damage to the flashlight.
Battery Care
- Recharge the battery regularly, even if not in use, to maintain its lifespan.
- Avoid fully discharging the battery frequently, as this can reduce its overall capacity.
- Replace the battery if you notice a significant decrease in runtime or brightness.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Flashlight does not turn on. |
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| Light is dim or flickers. |
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| Flashlight does not charge. |
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| Cannot change modes. |
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Specifications
| Brand | UltraFire |
| Model | UF-6880 |
| Flashlight Type | Handheld, Tactical |
| Emitter Type | XM-L2 LED |
| Luminous Flux | 800 Lumens (Max) |
| Color Temperature | 6000 - 7500K (Cool White) |
| Modes | High, Mid, Low, Strobe, SOS (5 Modes) |
| Beam Distance | 150-200m |
| Focus | Adjustable (Zoomable) |
| Power Source | 1 x 18650 Rechargeable Battery (not included) |
| Charging | USB Rechargeable |
| Material | Aluminium Alloy |
| Water Resistance | IPX-4 Standard |
| Product Dimensions (L x W x H) | 14.6 x 2.6 x 4 cm (5.65 x 1.57 x 1.01 inches) |
| Product Weight | 163 g (5.78 oz) |
Warranty and Support
Warranty Information
The UltraFire UF-6880 Rechargeable LED Tactical Flashlight comes with a 1-Year Limited Warranty from the date of purchase. This warranty covers manufacturing defects in materials and workmanship under normal use.
The warranty does not cover damage caused by misuse, abuse, accident, unauthorized modification or repair, or failure to follow the instructions in this manual. Consumable parts such as batteries are not covered by this warranty.
Customer Support
For technical assistance, warranty claims, or any questions regarding your UltraFire UF-6880 flashlight, please contact your retailer or the UltraFire customer service department. Please have your purchase receipt and product model number (UF-6880) available when contacting support.