LETMY letmy mini flashlight
LETMY Tactical Flashlight User Manual
Brand: LETMY | Model: A50 Tactical Flashlight
Introduction
The LETMY Tactical Flashlight is a compact, super bright LED mini flashlight designed for reliability and versatility. With a maximum output of 300 lumens, it can illuminate objects up to 600 feet away. Its durable, military-grade aluminum alloy construction ensures it is anti-abrasive, drop-resistant, and waterproof (IPX4 rated), making it ideal for various outdoor activities and emergency preparedness. The flashlight features three intelligent lighting modes and a convenient zoom function to adjust the beam.

Image: Two LETMY A50 Tactical Flashlights, packaged in a black box, showcasing their compact design and readiness for use.
Setup
Battery Installation
The LETMY Tactical Flashlight requires one (1) AA battery (not included). To install the battery:
- Unscrew the tail cap of the flashlight by turning it counter-clockwise.
- Insert one AA battery with the positive (+) end facing towards the head of the flashlight.
- Screw the tail cap back on clockwise until it is securely tightened. Ensure a tight seal for proper operation and water resistance.

Image: A detailed view of the flashlight's components, illustrating where the AA battery is inserted into the body.
Operating Instructions
Power On/Off and Mode Selection
The flashlight features three lighting modes: High, Low, and Strobe. To cycle through the modes:
- Press the orange button on the tail cap once to turn the flashlight ON (High mode).
- Lightly press the button again to switch to Low mode.
- Lightly press the button a third time to activate Strobe mode.
- Press the button firmly to turn the flashlight OFF.

Image: A visual representation of the flashlight's three modes: High, Low, and Strobe, demonstrating their respective light outputs.
Zoom Function
The flashlight is equipped with a zoomable head to adjust the beam focus:
- To zoom in and narrow the beam for a more focused light, gently pull the head of the flashlight outwards.
- To zoom out and widen the beam for a broader illumination area, push the head of the flashlight inwards.
Video: An official product video demonstrating the various lighting modes and the zoom functionality of the LETMY Tactical Flashlight.
Maintenance
Cleaning
To maintain optimal performance and appearance:
- Wipe the flashlight body with a soft, damp cloth.
- Avoid using abrasive cleaners or solvents, as they may damage the finish.
- Keep the lens clean for maximum light output.
Storage
For long-term storage, remove the battery to prevent leakage and corrosion. Store the flashlight in a cool, dry place away from direct sunlight and extreme temperatures.

Image: The flashlight shown under simulated rain, highlighting its waterproof design for reliable use in wet conditions.
Troubleshooting
| Issue | Possible Cause | Solution |
|---|---|---|
| Flashlight does not turn on. | Battery is dead or incorrectly inserted. | Replace the AA battery or ensure it is inserted with the correct polarity (+ end towards the head). |
| Light is dim or flickers. | Low battery power or loose connections. | Replace the battery. Ensure the tail cap is fully tightened and battery contacts are clean. |
| Zoom function is stiff. | Dirt or debris in the mechanism. | Gently clean the movable parts of the head. Avoid forcing the mechanism. |
Specifications
| Feature | Detail |
|---|---|
| Special Feature | Adjustable, Durable, Portable, Waterproof |
| Color | Clear (Light Output) |
| Power Source | Battery Powered (1xAA Battery, not included) |
| Light Source Type | LED |
| Material | Aluminum |
| White Brightness | 300 Lumens (Max) |
| Product Dimensions | 3.7"D x 1.02"W x 1.02"H |
| Voltage | 1.5 Volts |
| Light Path Distance | 600 Feet |
| Battery Cell Composition | Alkaline |
| Item Weight | 0.13 Pounds (approx. 2.12 ounces) |
| Water Resistance Level | Waterproof (IPX4) |
| Runtime | 1 hour (approx.) |
Warranty and Support
LETMY offers a lifetime warranty for this product. For any issues or concerns, please contact the seller directly. If you are not satisfied with your purchase, you may be eligible for a free replacement or full refund within 2 years of the purchase date. Please refer to your purchase documentation for specific contact details or reach out to the seller via the platform where the product was purchased.
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