1. Product Overview
The Nitecore EDC09 is a compact and powerful Everyday Carry (EDC) flashlight designed for versatility and reliability. It features a 102° rotating swivel head, multiple color temperature options, and convenient USB-C recharging. Its durable stainless steel body and magnetic tail cap enhance its utility in various environments.

Image 1.1: Nitecore EDC09 Flashlight with included diffuser and Nitecore sticker.
Key Features:
- Bright Output: Delivers up to 1600 lumens with a beam distance of 167 yards.
- Adjustable Head: 102° rotating swivel head for flexible lighting angles.
- Multi-Color Temperature (MCT): Offers 3000K warm, 4500K neutral, and 6500K cool white light.
- Hands-Free Options: Magnetic tail cap and two-way clip for versatile attachment.
- USB-C Rechargeable: Built-in 1100mAh Li-ion battery with USB-C charging port.
- Durable Design: Stainless steel body with PVD coating, IPX6 waterproof rating, and 2m impact resistance.
2. Setup
2.1 Initial Charge
Before first use, fully charge the Nitecore EDC09 flashlight. The device comes with a built-in 1100mAh Li-ion battery.
- Locate the USB-C charging port on the side of the flashlight, beneath the slide switch.
- Gently lift the protective rubber cover to expose the USB-C port.
- Connect the provided USB-C charging cable to the flashlight and a power source (e.g., USB wall adapter, computer USB port).
- The power indicators (four green dots) on the flashlight will illuminate to show the charging status. Flashing indicators denote charging, while solid indicators show the current charge level. All four indicators will be solid when fully charged.
- Once charging is complete, disconnect the cable and firmly press the rubber cover back into place to ensure water and dust resistance.

Image 2.1: The USB-C charging port and battery level indicators on the Nitecore EDC09.
3. Operating Instructions
3.1 Power On/Off and Brightness Adjustment
The EDC09 features a slide switch for power and brightness control.
- To Turn On: Slide the switch upwards. The flashlight will turn on at the last used brightness level.
- To Adjust Brightness: While the flashlight is on, continue sliding the switch upwards to cycle through the four brightness levels (Ultralow, Low, Mid, High). Release the switch at your desired level.
- To Turn Off: Slide the switch downwards until it clicks into the off position.

Image 3.1: The slide switch controls power and brightness levels.
3.2 Color Temperature Adjustment
The 'M' button allows you to switch between different color temperatures.
- While the flashlight is on, press the 'M' button to cycle through the three color temperatures: 3000K Warm Light, 4500K Neutral White Light, and 6500K Cool White Light.
- Release the 'M' button at your preferred color temperature.

Image 3.2: The 'M' button allows selection of different color temperatures for various applications.
3.3 Warning Flash Mode
For signaling or emergency situations, the EDC09 includes a warning flash mode.
- While the flashlight is on, press and hold the 'M' button to activate the 5Hz warning flash.
- Release the 'M' button to return to the previous lighting mode.

Image 3.3: The warning flash mode provides a clear visual signal.
3.4 Swivel Head Operation
The 102° rotating head provides flexible illumination.
- Gently rotate the head of the flashlight to adjust the beam direction. It can swivel up to 102 degrees.
- This feature is ideal for directing light in tight spaces, for repairs, or as an angled work light.

Image 3.4: The 102° rotating head offers multi-angle lighting.
3.5 Hands-Free Lighting
Utilize the magnetic tail and two-way clip for convenient hands-free use.
- Magnetic Tail: Attach the flashlight to any ferrous metal surface for stable, hands-free illumination.
- Two-Way Clip: Use the integrated clip to secure the flashlight to pockets, straps, or gear, allowing for various carrying and lighting positions.

Image 3.5: Examples of hands-free lighting using the two-way clip and magnetic tail.
3.6 Diffuser (Lantern Mode)
The included diffuser transforms the focused beam into a soft, ambient light source.
- Slide the translucent silicone diffuser over the flashlight head.
- This converts the flashlight into a small lantern, ideal for camping, reading, or general area lighting.
- All brightness and color temperature settings remain functional with the diffuser attached.

Image 3.6: The diffuser creates a soft, ultralow ambient light, suitable for close-range tasks.
4. Maintenance
Proper maintenance ensures the longevity and optimal performance of your EDC09 flashlight.
- Cleaning: Wipe the flashlight body with a soft, damp cloth. Avoid abrasive cleaners or solvents.
- USB-C Port: Keep the USB-C charging port clean and free of debris. Always ensure the rubber cover is securely closed when not charging to prevent water and dust ingress.
- Storage: Store the flashlight in a cool, dry place when not in use. For long-term storage, ensure the battery is partially charged (around 50%) to maintain battery health.
5. Troubleshooting
If you encounter issues with your Nitecore EDC09, try the following steps:
- Flashlight Not Turning On:
- Ensure the battery is charged. Connect to a USB-C power source and check the charging indicators.
- Verify the slide switch is fully engaged in the 'on' position.
- Inconsistent Brightness/Flickering:
- Recharge the battery. Low battery can cause performance issues.
- Ensure the USB-C port is clean and free from debris, as this can affect internal connections.
- Charging Issues:
- Try a different USB-C cable and power adapter to rule out faulty accessories.
- Clean the USB-C port on the flashlight carefully.
If problems persist, please refer to the warranty information or contact Nitecore customer support.
6. Specifications

Image 6.1: Detailed technical data for the Nitecore EDC09 across various light modes.
| Feature | Detail |
|---|---|
| Brand | Nitecore |
| Model Number | EDC09 |
| Light Source Type | LED |
| White Brightness | 1600 Lumens (Max) |
| Beam Distance | 167 yards (Max) |
| Power Source | Battery Powered (Built-in Lithium Ion) |
| Battery Capacity | 1100mAh |
| Charging Port | USB-C |
| Material | Stainless Steel |
| Color | Black |
| Product Dimensions | 0.67"D x 1.34"W x 4.25"H |
| Item Weight | 4 ounces |
| Water Resistance Level | IPX6 (Waterproof) |
| Impact Resistance | 2 meters |
| Special Features | Foldable, High Lumens, Lightweight, Magnetic Base, Rechargeable, 102° Rotating Head, Multi Color Temperature |
6.1 What's in the Box:
- Nitecore EDC09 Flashlight (with built-in battery)
- USB-C Charging Cable
- Lanyard
- Diffuser
7. Warranty and Support
The Nitecore EDC09 comes with a limited warranty. For specific warranty terms and conditions, please refer to the documentation included with your product or visit the official Nitecore website.
For technical support, troubleshooting assistance, or warranty claims, please contact Nitecore customer service directly. Contact information can typically be found on the product packaging or the manufacturer's website.





