1. Introduction
This manual provides detailed instructions for the safe and effective use of your Nitecore EDC25 Ultra Slim Tactical EDC Flashlight. Please read this manual thoroughly before operation to ensure optimal performance and longevity of your device.
Image 1: Nitecore EDC25 Ultra Slim Tactical EDC Flashlight. This image displays the sleek, black flashlight from an angled top-down perspective, highlighting its slim profile and the Nitecore EDC25 branding.
2. Product Features
- Ultra Slim Design: The EDC25 features a lightweight and slim profile, making it ideal for everyday carry and easy storage in pockets or bags.
- High Performance Illumination: Equipped with two UHi 20 LEDs and a precision metal orange peel reflector, delivering a maximum output of 3,000 lumens and a beam distance of 300 meters.
- Advanced Construction: Constructed with front and rear aluminum alloy shells fused with a high-strength composite frame, secured by six sets of connector bolts for a lightweight yet rigid structure.
- Efficient Heat Dissipation: Features a semi-embedded structure with a large heat dissipation area (1,897mm²) and a striped body design to prevent overheating.
- Dual Tail Buttons: Includes a two-stage tactical button for on/off and brightness adjustment, and a customizable tactical button for quick access to STROBE or TURBO modes.
- Intuitive Indicators: Built-in indicator lights display current brightness level and remaining battery power.
- Long Runtime: Powered by a built-in 1,700mAh Li-ion battery, offering up to 55 hours of runtime.
- Durable and Water Resistant: IP54 rated for dust and water resistance, and impact resistant up to 1 meter.
Image 2: The Nitecore EDC25 flashlight illuminating a path at night, demonstrating its 3000 lumens output and 300-meter beam distance. A person is visible in the distance, highlighted by the beam.
Image 3: Close-up of the Nitecore EDC25's dual tail buttons, illustrating the two-stage tactical button and the customizable button for STROBE/TURBO access. A hand is shown operating the flashlight in a dark environment.
Image 4: Diagram illustrating the NiteLab UHi 20 LED technology used in the Nitecore EDC25, highlighting its ultra-mini design and high light density compared to other LEDs.
Image 5: Visual representation of the Nitecore EDC25's dual lockout modes: Half Lockout, where the power button is locked but the customizable button allows TURBO/STROBE access, and Full Lockout, where both buttons are inactive.
Image 6: Exploded view diagram of the Nitecore EDC25's advanced sandwich construction, showing the aluminum alloy shells, carbon fiber reinforced polymer frame, and connector bolts.
Image 7: Transparent view of the Nitecore EDC25 highlighting its built-in 1700mAh Li-ion battery, indicating a maximum runtime of 55 hours.
Image 8: Close-up of the Nitecore EDC25's intuitive indicators, showing green lights for battery level and blue lights for output level.
Image 9: Diagram illustrating the Nitecore EDC25's semi-embedded heat dissipation design, highlighting the aluminum heat dissipation plate and the large heat dissipation area.
3. Package Contents
The Nitecore EDC25 package includes:
- Nitecore EDC25 Flashlight
- Built-in 1,700mAh Li-ion Battery (integrated)
- Belt Clip
- Charging Cable (USB-C)
4. Setup and Getting Started
4.1 Initial Charge
Before first use, fully charge the EDC25 flashlight. Connect the included USB-C charging cable to the charging port on the device and to a USB power source. The battery indicators will show charging status.
Video 1: Official Nitecore Store video demonstrating the features and operation of the EDC25 flashlight, including charging and light modes.
5. Operating Instructions
5.1 Power On/Off and Brightness Adjustment
The EDC25 features a two-stage tactical button for primary control:
- Full Press: Press the two-stage tactical button fully to turn the flashlight ON or OFF.
- Half Press: While the flashlight is ON, half-press the two-stage tactical button to cycle through brightness levels.
5.2 Customizable Tactical Button (STROBE/TURBO)
The customizable tactical button provides quick access to special modes:
- Access STROBE/TURBO: Press and hold the customizable button. The flashlight will activate either STROBE or TURBO mode, depending on your customization.
- Customize Mode: To switch between STROBE and TURBO for the customizable button, press and hold the customizable button without releasing it, then perform a full press of the power button. Each full press will alternate the mode.
5.3 Lockout Modes
To prevent accidental activation, the EDC25 offers two lockout modes:
- Half Lockout Mode: In this mode, the power button is locked, but the customizable button remains active for direct access to TURBO or STROBE.
- Full Lockout Mode: Both the power button and the customizable button are inactive, preventing any accidental activation. This mode is ideal for storage or transport.
Refer to the device's on-screen indicators or included quick-start guide for specific button sequences to activate and deactivate lockout modes.
6. Charging
The Nitecore EDC25 features a built-in 1,700mAh Li-ion battery and is rechargeable via a USB-C port. The charging port cover is made from durable PC material for dust and impact resistance.
- Connect the USB-C cable to the flashlight's charging port.
- Connect the other end of the cable to a compatible USB power adapter (not included).
- The battery indicator lights will show the charging progress.
- Once fully charged, disconnect the cable and ensure the charging port cover is securely closed to maintain water and dust resistance.
7. Maintenance
To ensure the longevity and optimal performance of your Nitecore EDC25 flashlight, follow these maintenance guidelines:
- Cleaning: Regularly wipe the flashlight body with a soft, damp cloth. Avoid using abrasive cleaners or solvents.
- Storage: Store the flashlight in a cool, dry place away from direct sunlight and extreme temperatures. For long-term storage, ensure the battery is partially charged (around 50%) and activate full lockout mode.
- Charging Port: Keep the USB-C charging port clean and free of debris. Ensure the port cover is properly sealed when not charging.
- Heat Warning: The flashlight may become warm during prolonged use, especially on higher brightness settings. Avoid direct contact with the hot surface and ensure proper ventilation.
8. Troubleshooting
If you encounter issues with your Nitecore EDC25, consider the following:
- Flashlight not turning on:
- Check if the battery is charged. Recharge if necessary.
- Ensure the flashlight is not in full lockout mode. Deactivate lockout if active.
- Reduced brightness or short runtime:
- The battery may be low. Recharge the flashlight.
- Ensure the flashlight is not overheating, which can trigger automatic brightness reduction. Allow it to cool down.
- Charging issues:
- Verify the USB-C cable is properly connected to both the flashlight and the power source.
- Try a different USB-C cable or power adapter.
- Ensure the charging port is clean.
For persistent issues not resolved by these steps, please contact Nitecore customer support.
9. Specifications
| Feature | Detail |
|---|---|
| Brand | Nitecore |
| Model | EDC25 |
| Light Source Type | LED (Dual UHi 20 LEDs) |
| White Brightness | 3000 Lumens (Max) |
| Beam Distance | 300 Meters (Max) |
| Power Source | Battery Powered |
| Battery Type | Built-in 1,700mAh Li-ion Battery |
| Max Runtime | 55 Hours |
| Charging | USB-C Rechargeable |
| Material | Aluminum Alloy Shell, Carbon Fiber Reinforced Polymer Frame |
| Item Weight | 3.67 Ounces (104g) |
| Product Dimensions | 1.2"D x 3.7"W x 5.4"H (Approximate) |
| Water Resistance Level | IP54 Rated |
| Impact Resistance | 1 Meter |
10. Warranty and Support
Nitecore products are manufactured to high-quality standards. For warranty information, technical support, or service inquiries, please refer to the official Nitecore website or contact your local distributor. Keep your purchase receipt as proof of purchase for warranty claims.
