1. Product Overview
The SUPERFIRE C20 is a super bright, rechargeable LED flashlight designed for various outdoor and emergency situations. It features a powerful 1100 lumen output, a long 240-meter range, and robust IP46 waterproofing.

Image: SUPERFIRE C20 Flashlight highlighting its 15W power, 4000mAh battery, IP46 waterproof rating, and 240-meter range.

Image: Overview of the SUPERFIRE C20 flashlight's compact size and powerful performance, detailing its 1100 lumens, 135g weight, 240m range, 4000mAh battery, IP46 waterproof rating, and Type-C charging.
2. Setup and Initial Use
2.1 Battery Installation and First Charge
- Upon receiving the flashlight, open the battery compartment.
- Locate and remove the white insulating sheet from the battery.
- Carefully tear off any transparent insulating protective film from the battery itself.
- Insert the battery correctly into the flashlight.
- Connect the flashlight to a 5V/1A charger using the Type-C port for initial charging. Ensure it charges normally.

Image: The SUPERFIRE C20 flashlight connected via its Type-C charging port, highlighting the 4000mAh battery and reversible pluggability.
2.2 Charging Indicators
- During charging, the red indicator light will flash.
- Once fully charged, the blue indicator light will remain steadily on.
3. Operating Instructions
3.1 Power On/Off and Mode Selection
- To turn on: Press the front switch once to activate the low light mode.
- To cycle modes: Continue to press the switch to cycle through the 6 available gears: Weak light, Medium light, Strong light, Strobe, SOS, and Off.
- Ultra-bright mode: Double-click the switch from any gear to activate the ultra-bright mode. Double-click again to return to the normal gear sequence.
- To turn off: Press and hold the switch for 2 seconds from any gear.

Image: Visual representation of the flashlight's six lighting modes: Low, Medium, High, Strobe, SOS, and Superbright, demonstrating their appearance in different environments.
3.2 Battery Level Indicator
- When the flashlight is powered on, the blue indicator light will be on.
- When the battery voltage is low, the red indicator light will flash.
4. Specifications
| Feature | Specification |
|---|---|
| Model | C20 |
| Lamp Beads | SH-S08 |
| Range | 240m |
| Lumen Output | 1100Lm |
| Power | 15W (max) |
| Voltage | DC 3.7V |
| Weight | 135g |
| Material | Aluminum alloy |
| Charging Port | Type-C |
| Drop-proof Height | 1m |
| Waterproof Level | IP46 |
| Applicable Batteries | 21700, 18650 |
| Working Time | Approx. 4 hours |
| Charging Time | Approx. 4.5 hours |
| Lighting Gears | Weak, Medium, Strong, Strobe, SOS, Extreme Light |
| Dimensions | 150*40*28mm |

Image: The SUPERFIRE C20 flashlight's strong light beam, showcasing its 1100 lumens illuminating a dark environment.

Image: Illustration of the flashlight's 240-meter long-range capability, demonstrating its wide and powerful beam.
5. Maintenance and Safety
5.1 General Care
- Keep the flashlight clean and dry. Wipe with a soft cloth as needed.
- Avoid dropping the flashlight from heights exceeding 1 meter to prevent damage.
- Store in a cool, dry place when not in use for extended periods.
5.2 Waterproofing
The SUPERFIRE C20 flashlight has an IP46 waterproof rating, meaning it is protected against solid objects larger than 1mm (dustproof) and against strong jets of water from any direction. It can be used in rainy conditions and offers snow protection.

Image: Visual representation of the IP46 waterproof rating, indicating dustproof, waterproof, quakeproof, and snow protection features.
5.3 Safety Features
The flashlight incorporates several safety mechanisms:
- Overcharge Prevention: Protects the battery from damage due to excessive charging.
- Anti Reverse Connection: Prevents damage if the battery is inserted incorrectly.
- Low Pressure Reminder: Alerts the user when the battery is low.
- Shutdown Protection: Automatically shuts down under certain conditions to prevent damage.
- Overshoot Prevention: Manages power output to prevent excessive discharge.

Image: Diagram illustrating the five safety features integrated into the flashlight's design for safer operation.
6. Troubleshooting
- Flashlight does not turn on:
- Ensure the white insulating sheet and any transparent protective film have been removed from the battery.
- Verify the battery is inserted with the correct polarity.
- Charge the flashlight fully using a 5V/1A Type-C charger. The red indicator should flash during charging, turning blue when full.
- If the issue persists, the battery might be depleted or faulty.
- Light output is dim:
- Check the battery level indicator; a flashing red light indicates low voltage. Recharge the flashlight.
- Ensure the flashlight is not in a low power mode. Cycle through modes to "Strong light" or "Superbright".
7. User Tips
- Battery Check: Always ensure the battery's insulating film is removed before first use and charging. This is a common oversight that prevents the flashlight from working.
- Charging: Use a standard 5V/1A charger for optimal charging. Monitor the indicator lights for charging status (red flashing for charging, blue solid for full).
- Versatile Use: The C20 is suitable for various activities including emergency lighting, cycling, general outdoor use, and car repair due to its strong light and multiple modes.

Image: Examples of the flashlight's versatility in different scenarios: emergency situations, cycling, general outdoor activities, and car repair.
8. Warranty and Support
This product comes with a 1-year manufacturer's warranty. For technical support, spare parts, or any issues with the product, please contact the seller or manufacturer directly. Please provide clear photos or videos if you receive goods with problems within 3 days of receipt.




