Introduction
This manual provides detailed instructions for the safe and effective use of your Astro Pneumatic Tool 52SL 500x2 Lumen Wirelessly Rechargeable Folding Double-Sided LED Slim Light. Designed for versatility and powerful illumination, this light is an essential tool for various tasks. Please read this manual thoroughly before operation and retain it for future reference.
Safety Information
- 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 moisture. This product is not water resistant.
- Do not attempt to disassemble, modify, or repair the light. Refer servicing to qualified personnel.
- Use only the provided USB-C charging cable and adapter, or a compatible wireless charging pad.
- Keep out of reach of children.
- Avoid exposing the light to extreme temperatures or direct sunlight for prolonged periods.
Package Contents
Ensure all items are present upon unpacking:
- Astro Pneumatic Tool 52SL LED Slim Light
- USB-A to USB-C Charging Cable
- Wall Adapter
- (Optional: Wireless Charging Pad - sold separately)
Product Features

Figure 1: The Astro Tools 52SL LED Slim Light in its folded, compact form, showcasing its sleek design and portability.

Figure 2: Detailed view of the light highlighting its double-sided main lights, 150 lumen top light, charge level indicators, and dimmable main light function.
- Dual 500 Lumen Main Lights: Two main lights, front and back, provide up to 1000 lumens for broad area illumination or focused inspection.
- 150 Lumen Top Light: A focused flashlight at the tip for illuminating tight spaces.
- Adjustable Dimming Feature: Press and hold the power button to seamlessly adjust light output from 100 to 1000 lumens.
- 180° Folding Design: Allows for versatile positioning and compact storage.
- Integrated Magnets & Hook: Features a strong base magnet, dual handle magnets, and a retractable base hook for hands-free operation.
- Wireless & USB-C Charging: Supports direct USB-C charging and is compatible with wireless charging docks (like the 52SL-WCP, sold separately).
- Charge Level Indicators: LED lights display the remaining battery charge.
Setup
Initial Charging

Figure 3: Close-up of the light's handle, showing the USB-C fast charge port, twin handle magnets, base magnet, and folding hook.

Figure 4: The Astro Tools 52SL LED Slim Light positioned next to its optional wireless charging pad, demonstrating wireless charging capability.
- Direct Charging: Open the rubber cover on the side of the light to reveal the USB-C port. Connect the provided USB-C cable to the light and the wall adapter to a power outlet. The charge level indicator lights will flash during charging and remain solid when fully charged. A full charge takes approximately 4 hours.
- Wireless Charging (Optional): If you have a compatible wireless charging pad (e.g., Astro 52SL-WCP), place the light onto the charging pad. Ensure the light is properly aligned with the charging coils. The indicator lights on the light and/or charging pad will confirm charging status. A full wireless charge takes approximately 6.5 hours.
The light features a massive twin lithium-ion battery with 4,400mAh capacity.
Operating Instructions
Powering On/Off and Mode Selection
- Press the Power Button (top button on the handle) once to activate the 150 lumen top light.
- Press the Power Button a second time to activate one side of the 500 lumen main light.
- Press the Power Button a third time to activate both sides of the main light, providing up to 1000 lumens.
- Press the Power Button a fourth time to turn the light off.
Adjusting Brightness (Dimming)
While the main light (one or both sides) is on, press and hold the Power Button to continuously adjust the brightness. Release the button when the desired brightness level is reached. The light will flash briefly when it reaches its minimum or maximum brightness.
Using the Folding Design and Mounting Options

Figure 5: The slim light extended and positioned to illuminate a tight space within an engine bay, demonstrating its practical application.
- The light can be folded up to 180 degrees to direct illumination precisely where needed.
- Utilize the strong base magnet to attach the light to metallic surfaces for stable, hands-free lighting.
- The dual handle magnets provide additional mounting options.
- Extend the folding hook from the base to hang the light from various fixtures.
Maintenance
- Clean the light regularly with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Ensure the USB-C charging port cover is securely closed when not charging to prevent dust and moisture ingress.
- Store the light in a cool, dry place away from direct sunlight and extreme temperatures.
Troubleshooting
- Light does not turn on: Ensure the battery is charged. Check the charge level indicators.
- Light does not charge: Verify the USB-C cable and adapter are securely connected. If using wireless charging, ensure the light is correctly positioned on a compatible charging pad.
- Light output is low: The battery may be low, or the dimming feature might be set to a lower level. Recharge the light or adjust brightness by pressing and holding the power button.
Specifications
| Feature | Detail |
|---|---|
| Battery Specification | 3.7V 4400mAh Li-ion |
| Charging Time (via Type-C) | ~4 hours |
| Charging Time (via Wireless Pad) | ~6.5 hours |
| Operation Time (Main Light) | ~3.25 - 8 hours |
| Operation Time (Top Light) | ~8 hours |
| Main Lights Output | 100 - 1000 lumen |
| Brightness (Top Light) | 150 lumen |
| Color Temperature | 5500 - 6500K |
| Product Dimensions | 14.4"D x 4.35"W x 2.65"H |
| Item Weight | 1.12 pounds |
| Power Source | Battery Powered |
| Light Source Type | LED |
| Water Resistance Level | Not Water Resistant |
Warranty and Support
The Astro Pneumatic Tool 52SL LED Slim Light comes with a 1-year warranty. For warranty claims or technical support, please contact Astro Pneumatic Tool customer service. The warranty covers defects in materials and workmanship under normal use. If the product is found to be broken or not working within the warranty period, it may be repaired or replaced.
For further assistance, visit the Astro Pneumatic Tool Store.