Introduction
The Fenix PD20 is a high-tech, rugged tool designed for various lighting applications. It offers six levels of output, allowing users to balance brightness and runtime effectively. This compact flashlight is ideal for everyday carry and emergency situations.

Image: The Fenix PD20 LED Flashlight, showcasing its compact black design. This image illustrates the overall appearance of the flashlight.
Key Features
- Compact Design: 3-inch length, less than 3-ounce weight.
- Six Output Levels: Includes 12 lumens (30hrs), 55 lumens (5.5hrs), 107 lumens (2hrs), 180 lumens (1hr), Strobe, and SOS.
- Long Beam Distance: Reaches over 140 meters (460 FT).
- Durable Construction: Made of aircraft-grade aluminum with Type III hard-anodized anti-abrasive finish.
- Waterproof: Conforms to IPX-8 Standard.
- Advanced LED: Microprocessor-controlled CREE LED with no filament to burn out.
Package Contents
Upon unboxing your Fenix PD20, please ensure all the following items are present:
- Fenix PD20 LED Flashlight
- Holster
- Lanyard
- Two (2) Spare O-rings
- One (1) Rubber Switch Boot
Setup
Battery Installation
- Unscrew the tail cap of the flashlight by turning it counter-clockwise.
- Insert one (1) 3V CR123A Lithium battery with the positive (+) end facing towards the head of the flashlight.
- Screw the tail cap back on by turning it clockwise until it is securely tightened. Ensure the O-ring is properly seated to maintain waterproof integrity.
Note: Batteries are not included with the flashlight. Use only high-quality CR123A Lithium batteries.
Operating Instructions
Turning On/Off
- To turn the flashlight ON, fully press the tail cap switch until a click is heard.
- To turn the flashlight OFF, fully press the tail cap switch again until a click is heard.
Changing Output Modes
The Fenix PD20 features two main modes: General Mode and Turbo Mode, each with multiple output levels. To switch between modes, lightly press the tail cap switch (without clicking) or twist the head of the flashlight.
General Mode:
- Low (9 lumens): Provides up to 35 hours of runtime.
- Mid (47 lumens): Provides up to 6.5 hours of runtime.
- High (94 lumens): Provides up to 2.6 hours of runtime.
- SOS: A signaling mode for emergencies.
Turbo Mode:
- Turbo (180 lumens): Provides up to 1 hour of runtime.
- Strobe: A disorienting flash mode.
Note: The flashlight remembers the last used brightness level in General Mode when turned off and on again.
Maintenance
- Cleaning: Periodically clean the threads of the flashlight and the O-rings with a clean cloth.
- Lubrication: Apply a thin layer of silicone grease to the O-rings regularly to maintain waterproof sealing.
- Battery Care: Remove batteries from the flashlight if it will not be used for an extended period to prevent leakage and damage.
- Lens Care: Clean the lens with a soft, lint-free cloth. Avoid abrasive materials that could scratch the anti-reflective coating.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Flashlight does not turn on or flickers. |
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| Output levels cannot be changed. |
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| Water ingress. |
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Specifications
| Feature | Detail |
|---|---|
| LED Type | Cree Premium (Q5) 7090 XR-E LED |
| LED Lifespan | 50,000 hours |
| Output Modes | 2 modes with 6 types of output (General: 9, 47, 94 lumens, SOS; Turbo: 180 lumens, Strobe) |
| Battery Type | One (1) 3V CR123A battery (Lithium) |
| Dimensions | 83mm (Length) x 21.5mm (Diameter) |
| Weight | 39-gram (excluding batteries) |
| Material | T6 aircraft-grade aluminum |
| Finish | Durable Type III hard-anodized anti-abrasive finish |
| Waterproof Rating | IPX-8 Standard |
| Lens | Toughened ultra-clear glass lens with anti-reflective coating |
| Switch Type | Push-button tail cap switch |
Warranty and Support
Fenix products are known for their quality and durability. For specific warranty information and support, please refer to the official Fenix website or contact their customer service directly. Keep your purchase receipt as proof of purchase.
You can visit the official Fenix store on Amazon for more information: Fenix Store





