Streamlight MicroStream USB Rechargeable Flashlight
Streamlight 66604 MicroStream USB User Manual
Product Overview
The Streamlight 66604 MicroStream USB is a compact, rechargeable pocket flashlight designed for convenience and durability. With a high output of 250 lumens and a low output of 50 lumens, it's suitable for various lighting needs. This user manual will guide you through the operation, charging, and maintenance of your MicroStream USB flashlight.
Instructions for Use
- Turning On/Off: Press the tail switch to turn the light on. Press again to turn it off.
- Changing Modes: With the light off, double-click the tail switch quickly to change between high and low modes. The light will start in low mode (black model) or high mode (coyote model).
- Charging the Battery: Slide the sleeve forward to reveal the charge port. Connect the included 5" USB cord to the port and a power source. The battery charges in-product in 4 hours.
- Attaching the Lanyard: Thread the lanyard through the hole at the tail end of the flashlight for secure carrying.
- Using the Pocket Clip: Attach the removable pocket clip to your pocket or the brim of a hat for hands-free operation.
Troubleshooting Tips
- Difficulty Switching Modes: If you are having trouble switching between high and low modes, try a steady double press rather than rapid clicks.
- Light Not Charging: Ensure the USB cord is properly connected to the light and the power source. Check if the metal sleeve is correctly positioned to allow access to the charge port.
- Water Exposure: If the light has been exposed to water, ensure all components are dry before charging. Check the O-ring seal for any signs of damage or wear.
- Dim Light: If the light appears dim, it may be time to recharge the battery. Regular recharging is recommended to maintain optimal performance.
Frequently Asked Questions (FAQ)
- What is the warranty for the Streamlight 66604 MicroStream?
- The flashlight comes with a limited lifetime warranty, which excludes non-replaceable rechargeable battery failure.
- How do I know when the flashlight is fully charged?
- The light will typically charge within 4 hours. It does not have a specific indicator for full charge, so it is recommended to charge for the full duration.
- Can I replace the rechargeable battery?
- Yes, the Lithium Ion battery is replaceable. However, finding replacements may vary by location.
- Is the flashlight waterproof?
- The MicroStream USB is IPX4 water-resistant, meaning it can withstand splashing water from any direction but is not fully submersible.
- How do I prevent the O-ring from drying out?
- Apply a small amount of petroleum jelly to the O-ring to keep it lubricated and ensure a proper seal.
- What color options are available for this flashlight?
- Currently, the Streamlight 66604 MicroStream is available in black. Other models may have additional color options.
- Does the flashlight come with a wall charger?
- No, wall and vehicle power adapters are sold separately. The package includes a USB cord only.
FAQ [continued]
**Product FAQ: Streamlight 66604 MicroStream USB Rechargeable Pocket Flashlight****1. What are the key features of the Streamlight 66604 MicroStream flashlight?**
- The Streamlight 66604 MicroStream is an ultra-compact LED flashlight that offers 250 lumens of brightness in high mode and 50 lumens in low mode.
- It is rechargeable via a USB cord and features a convenient pocket/hat clip for easy carry.
- The flashlight has a durable aluminum housing with Type II Military Spec anodizing, making it abrasion-resistant and long-lasting.
**2. What is the battery type and runtime of the Streamlight 66604 MicroStream flashlight?**
- The flashlight uses a Lithium Ion cell pack that provides a runtime of 3.5 hours on low mode and 1.5 hours on high mode.
- It comes with a 350 mAh Streamlight Lithium Ion cell with an onboard safety circuit for reliable performance.
**3. Is the Streamlight 66604 MicroStream waterproof and impact resistant?**
- Yes, the flashlight is IPX4 water-resistant and has been tested for impact resistance up to 1 meter, ensuring durability in various conditions.
**4. How can I charge the Streamlight 66604 MicroStream flashlight?**
- The flashlight includes a 5" USB cord for easy recharging. Simply plug it into a compatible power source to charge the Lithium Ion battery in approximately 4 hours.
**5. Does the Streamlight 66604 MicroStream come with any warranty?**
- Yes, this flashlight is backed by a limited lifetime warranty from Streamlight, providing assurance of quality and customer support.
**6. Can I use the Streamlight 66604 MicroStream for everyday carry (EDC) purposes?**
- Absolutely! The compact size, lightweight design, and powerful illumination make this flashlight ideal for everyday carry in your pocket or clipped onto your hat or clothing.
**7. How do I switch between high and low modes on the Streamlight 66604 MicroStream?**
- To switch between high and low modes, you can double bump the tail switch. The high mode offers 250 lumens of brightness, while the low mode provides 50 lumens for extended runtime.
**8. Is the Streamlight 66604 MicroStream suitable for outdoor activities or emergency situations?**
- Yes, this flashlight's combination of brightness, compactness, and durability makes it a great companion for outdoor activities, emergencies, or general use where reliable lighting is essential.
**9. What are some tips for using the Streamlight 66604 MicroStream effectively?**
- For smoother mode switching, try a steady double press on the tail switch instead of rapid presses.
- Ensure proper charging to maintain battery life and performance.
- Utilize the reversible clip for versatile carrying options, including as a headlamp by clipping it onto a hat brim.
These FAQs should provide you with detailed information about the Streamlight 66604 MicroStream USB Rechargeable Pocket Flashlight to help you make an informed decision about purchasing this product.
 User Manual (PDF) |  User Guide (PDF) |
Specifications
| Brand | Streamlight |
| Manufacturer | Streamlight |
| Model Number | 66604 |
| Battery Cell Composition | Lithium Ion |
| Item Weight | 0.13 Pounds |
| Number of Batteries | 1 Lithium Ion batteries required. |
| Product Dimensions | 5.75"D x 1.25"W x 1.25"H |
| Brightness | 250 Lumen |
| Style | MicroStream 66606 |
| Item Dimensions LxWxH | 5.75 x 1.25 x 1.25 inches |
| Item Package Dimensions L x W x H | 5.63 x 1.14 x 1.1 inches |
| Package Weight | 0.06 Kilograms |
| Brand Name | Streamlight |
| Warranty Description | Limited lifetime warranty. |
| Model Name | Streamlight 66604 Microstream with 5" USB Cord Black Boxed Flashlight |
| Suggested Users | Unisex-adult |
| Number of Items | 1 |
| Part Number | 66604 |
| Model Year | 2020 |
| Size | One Size |
| ASIN | B077BLB1DN |
| Customer Reviews | 4.7 out of 5 stars 7,587 ratings 4.7 out of 5 stars |
| Best Sellers Rank | #2,207 in Tools & Home Improvement |
| Date First Available | November 9, 2017 |
| Color | Black |
| Power Source | Battery Powered |
| Light Source Type | LED |
| Material | Aluminum |
| Included Components | Flashlight |
| Weight | 0.13 Pounds |
| Dimensions | 5.75"D x 1.25"W x 1.25"H |
| First Available | November 9, 2017 |
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