Introduction
This manual provides comprehensive instructions for the safe and efficient operation, maintenance, and troubleshooting of your Astro Pneumatic Tool 20SL 350 Lumen Folding Rechargeable COB LED Slim Light. Please read this manual thoroughly before using the product and retain it for future reference.
The Astro Pneumatic Tool 20SL is a versatile and powerful lighting solution, featuring a 350 lumen COB LED, a folding design for wide illumination, and a rechargeable lithium-ion battery. Its robust construction and practical features make it ideal for various tasks requiring portable and adjustable lighting.
Safety Information
Always observe the following safety precautions to prevent injury or damage to the product:
- Do not look directly into the LED light when it is on, as this may cause eye damage.
- Keep the device away from water and other liquids.
- Do not attempt to disassemble or modify the light. This will void the warranty and may cause damage or injury.
- Use only the provided charging cable and wall charger. Using unauthorized chargers may damage the battery or cause fire.
- Do not expose the light to extreme temperatures or direct sunlight for extended periods.
- Keep out of reach of children.
Package Contents
Verify that all items are present in the package:
- 1 x Astro Pneumatic Tool 20SL 350 Lumen Folding Rechargeable COB LED Slim Light
- 1 x USB Charging Cable
- 1 x Wall Charger
Setup
Charging the Device
- Locate the charging port on the light.
- Connect the provided USB charging cable to the light's charging port.
- Plug the other end of the USB cable into the provided wall charger.
- Insert the wall charger into a standard electrical outlet.
- The charging indicator light will illuminate (color/behavior not specified, assume standard).
- Allow approximately 3.5-4 hours for a full charge. The indicator light may change or turn off when fully charged.
Note: It is recommended to fully charge the light before its first use to optimize battery life.

Figure 1: The Astro Pneumatic Tool 20SL Slim Light being charged with its included USB cable and wall adapter.
Operating Instructions
Power On/Off
Locate the power button on the handle of the light. Press the button once to turn the light on. Press it again to turn the light off.
Adjusting the Light Angle
The COB LED slim light features a folding mechanism that allows it to pivot 180 degrees forward and backward. Gently adjust the light head to the desired angle for optimal illumination of your workspace.

Figure 2: The Astro Pneumatic Tool 20SL Slim Light with its head folded, demonstrating its adjustable angle.
Hands-Free Operation
The light is equipped with a collapsible hanger and a rear magnet for convenient hands-free use:
- Hanger: Extend the hanger from the top of the light to suspend it from hooks, wires, or other suitable fixtures.
- Magnet: Utilize the strong magnet located on the rear of the light to attach it securely to metallic surfaces, such as car hoods, toolboxes, or metal beams.

Figure 3: The Astro Pneumatic Tool 20SL Slim Light in its extended position, highlighting the collapsible hanger.
Maintenance
Cleaning
To clean the light, wipe it with a soft, damp cloth. Do not use abrasive cleaners or solvents, as these may damage the finish or internal components. Ensure the charging port cover is securely closed before cleaning.
Battery Care and Storage
- For optimal battery longevity, avoid fully discharging the battery frequently.
- If storing the light for an extended period, charge it to approximately 50% every 3-6 months.
- Store the light in a cool, dry place, away from direct sunlight and extreme temperatures.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. | Battery is discharged. | Charge the light using the provided charger and cable. |
| Light does not charge. | Charging cable or adapter is faulty; charging port is obstructed. | Ensure cable and adapter are properly connected. Try a different USB port or outlet. Check charging port for debris. |
| Light output is dim. | Low battery level. | Recharge the light. |
If you encounter issues not listed here or if the problem persists after attempting the solutions, please contact customer support.
Specifications
| Model Number | 20SL |
| Light Source Type | COB LED |
| Brightness | 350 Lumens |
| Battery Type | Lithium Ion (2800 mAh) |
| Run Time (Max Output) | 3.5 - 4 hours |
| Charging Method | USB (Cable and Wall Charger Included) |
| Folding Angle | 180 degrees (forward and backward) |
| Special Features | Collapsible Hanger, Rear Magnet |
| Item Weight | 5.4 ounces |
| Product Dimensions | 14 x 14.37 x 12.4 inches (packaging/shipping dimensions, actual light dimensions are slimmer) |
Warranty and Support
Astro Pneumatic Tool products are manufactured to high-quality standards. For information regarding warranty coverage, please refer to the warranty card included with your purchase or visit the official Astro Pneumatic Tool website. For technical support or service inquiries, please contact Astro Pneumatic Tool customer service directly.
You can find more information and contact details on the Astro Pneumatic Tool Store on Amazon.