1. Introduction
The Streamlight 75642 Stinger LED Flashlight is a high-quality, durable lighting tool designed for reliability and performance. This manual provides essential information for the proper setup, operation, and maintenance of your flashlight.
2. Product Features
- Durable Construction: Crafted from aluminum for robust performance.
- High Brightness: Features an LED light source with 500 lumens output.
- Rechargeable: Equipped with a rechargeable Alkaline battery for sustained use.
- Multiple Modes: Offers various lighting modes including High, Medium, Low, and Strobe.
- Compact Design: Measures approximately 9"D x 6"W x 4"H and weighs 1.8 pounds.
3. What's in the Box
- Streamlight 75642 Stinger LED Flashlight (Orange)
- AC/DC Piggyback Charger
- Mounting screws for charger

Image 1: Streamlight 75642 Stinger LED Flashlight with included AC/DC Piggyback Charger and car charger.
4. Setup
4.1 Battery Installation
The Streamlight 75642 Stinger LED Flashlight comes with a rechargeable Alkaline battery pre-installed. To access or replace the battery:
- Unscrew the tail cap of the flashlight.
- Carefully remove the existing battery.
- Insert the new rechargeable battery, ensuring the positive (+) end faces towards the head of the flashlight.
- Screw the tail cap back on securely.

Image 2: Close-up view of the Streamlight 75642 Stinger LED Flashlight, highlighting its durable construction.
4.2 Charging
To charge your Streamlight 75642 Stinger LED Flashlight:
- Connect the AC adapter or 12V DC car charger to the charging base.
- If desired, mount the charging base to a wall or flat surface using the provided screws.
- Insert the flashlight firmly into the charging base.
- The indicator light on the charger will illuminate to show the charging status. Refer to the charger's specific instructions for light indications (e.g., red for charging, green for fully charged).
5. Operating Instructions
5.1 Power On/Off
Press the main power button, located on the side of the flashlight, to turn the unit on or off.
5.2 Mode Selection
The Streamlight 75642 offers multiple lighting modes:
- Brightness Adjustment (High, Medium, Low): Press and hold the power button. The flashlight will cycle through High, Medium, and Low brightness settings. Release the button when the desired brightness level is reached.
- Strobe Mode: Double-press the power button quickly to activate the Strobe mode. Double-press again to return to the previously selected brightness mode.
6. Maintenance
- Keep the flashlight clean by wiping it with a soft, damp cloth.
- Regularly charge the battery to maintain optimal performance and extend its lifespan.
- Store the flashlight in a cool, dry place away from direct sunlight and extreme temperatures.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Flashlight not turning on | Low or no battery charge; improperly installed battery | Recharge the battery; ensure battery is installed with correct polarity. |
| Dim light output | Low battery charge | Recharge the battery. |
| Intermittent operation | Loose battery contacts; debris in switch mechanism | Clean battery contacts and ensure secure connections; clean switch area. |
8. Specifications
| Feature | Detail |
|---|---|
| Model | 75642 |
| Brand | Streamlight |
| Color | Orange |
| Light Source Type | LED |
| Brightness | 500 Lumens |
| Material | Aluminum |
| Power Source | Manual (Rechargeable Battery) |
| Battery Cell Composition | Alkaline |
| Item Weight | 1.8 Pounds |
| Product Dimensions | 9"D x 6"W x 4"H |
| Water Resistance Level | Not Water Resistant |
9. Warranty and Support
The Streamlight 75642 Stinger LED Flashlight comes with a limited warranty. For detailed information regarding warranty coverage, claims, or technical support, please visit the official Streamlight website or contact their customer service department directly.





