1. Einleitung
Thank you for choosing the Nitecore EDC31 Compact EDC Flashlight. This manual provides detailed instructions for the proper use, maintenance, and troubleshooting of your device. Please read this manual thoroughly before operation to ensure optimal performance and safety.

Image 1: Nitecore EDC31 Compact EDC Flashlight. This image displays the flashlight from a front-side angle, highlighting its compact design and textured body.
2. Produktüberschreitungview und Funktionen
The Nitecore EDC31 is a high-performance compact flashlight designed for everyday carry and tactical applications. It features advanced technology and robust construction.
Hauptmerkmale:
- LEDs: Utilizes a 9-core UHi 20 MAX LED with a maximum output of 3,500 lumens.
- Strahlabstand: Achieves a peak beam intensity of 35,630cd and a maximum throw of 380 meters.
- Helligkeitsmodi: Offers 4 brightness levels, including specialized SEARCH and LUMIN SHIELD modes.
- Batterie: Powered by a built-in 3,800mAh Li-ion battery, providing a runtime of up to 57 hours.
- Laden: Features an intelligent Li-ion battery charging circuit with a USB-C charging port.
- Aussperrung: Equipped with a Rapid Lock™ switch for Half Lockout Mode and Full Lockout Mode to prevent accidental activation.
- Konstruktion: Constructed from aluminum alloy with a HA III military-grade hard-anodized finish.
- Haltbarkeit: IP68 rated for waterproofing and dustproofing (2 meters submersible) and impact resistant to 2 meters.
- Technologie: Incorporates Advanced Power Cut-Off (APC) technology for ultra-low standby power consumption and an Advanced Temperature Regulation (ATR) module.

Bild 2: Überview of Nitecore EDC31 key features. This image highlights the 9-core UHi 20 MAX LED, Rapid Lock mechanism, LUMIN SHIELD output, and compact design.

Image 3: NiteLab UHi LED technology. This image explains the UHi LED family and its design for optimal lighting effect and beam distance.
3. Einrichtung
3.1 Auspacken
Prüfen Sie nach dem Öffnen der Verpackung, ob alle Komponenten vorhanden sind:
- Nitecore EDC31 Taschenlampe (mit eingebautem Akku)
- USB-C-Ladekabel
- Lanyard (if included in your specific package)
- Taschenclip (vorinstalliert oder im Lieferumfang enthalten)
3.2 Erstgebühr
Before first use, it is recommended to fully charge the flashlight. Connect the USB-C charging cable to the flashlight's charging port and a power source (e.g., USB wall adapter, computer USB port). The power indicators will show charging status.
4. Bedienungsanleitung
4.1 Bedienung des taktischen Endkappenknopfes
The EDC31 features a tactical tail button for intuitive control:
- Halbe Pressung: Adjusts brightness levels or accesses SEARCH mode.
- Vollständige Pressemitteilung: Turns the flashlight On/Off or activates LUMIN SHIELD.

Image 4: Tactical Tail Button for intuitive operation. This image illustrates the functions of a half press (brightness adjustment/SEARCH) and a full press (On/Off/LUMIN SHIELD).
4.2 Helligkeitsstufen und Spezialmodi
The flashlight offers 4 standard brightness levels and two special modes:
- Standardmodi: Cycle through various brightness levels with a half press of the tail button when the light is on.
- SEARCH Mode: From off, half press and hold the Tactical Tail Button to access SEARCH mode (1500 Lumens, 380m range). Release to turn off. Note: SEARCH mode is unavailable in Full Lockout Mode.
- LUMIN SHIELD: From off, full press and hold the Tactical Tail Button to activate LUMIN SHIELD (3500 Lumens). Release to turn off.

Image 5: Tactical SEARCH Mode demonstration. This image shows the flashlight beam reaching 380 meters, illustrating its ultra-long-range coverage.
5. Lockout Modes
The EDC31 features a Rapid Lock™ mechanism to prevent accidental activation:
- Halber Sperrmodus: Slide the Rapid Lock™ to the first position. This prevents accidental full presses but allows access to momentary SEARCH and LUMIN SHIELD modes.
- Vollständiger Sperrmodus: Slide the Rapid Lock™ to the second position. This completely disables all functions of the flashlight, preventing any accidental activation.
- Freischalten: Slide the Rapid Lock™ back to the unlocked position to resume normal operation.

Image 6: Rapid Lock™ for seamless operation. This image provides a close-up view of the Rapid Lock switch, demonstrating its two lockout positions.
6. Aufladen
The EDC31 is equipped with a built-in 3,800mAh Li-ion battery and a USB-C charging port.
6.1 Ladevorgang
- Suchen Sie den USB-C-Ladeanschluss an der Taschenlampe.
- Connect the provided USB-C cable to the flashlight and a USB power source.
- The power indicators will illuminate to show the charging status.
- Charging is complete when all power indicators are steadily lit.

Image 7: Built-in 3800 mAh Li-ion Battery. This image shows the internal battery, emphasizing its high capacity and USB-C rechargeability.
6.2 Power Level Display
The flashlight features power indicators to display the remaining battery power:
- 4 Constant-on: 75 % - 100 %
- 3 Constant-on: 50 % - 75 %
- 2 Constant-on: 25 % - 50 %
- 1 Constant-on: 0% - 25% (Please charge the product as soon as possible)

Image 8: Power Level Display. This image illustrates the four-segment power indicator lights on the flashlight, showing battery status from 0% to 100%.
7. Wartung
7.1 Reinigung
Reinigen Sie das Gehäuse der Taschenlampe regelmäßig mit einem weichen, fusselfreien Tuch.amp Reinigen Sie die Linse mit einem Linsenreinigungstuch, um Kratzer zu vermeiden. Verwenden Sie keine scharfen Chemikalien oder Scheuermittel.
7.2 Abdichtung
The EDC31 is IP68 rated, meaning it is dustproof and submersible to 2 meters. Ensure the USB-C port cover is securely closed before exposing the flashlight to water.
7.3 Speicherung
Store the flashlight in a cool, dry place. For long-term storage, it is recommended to charge the battery to approximately 50% every three months to maintain battery health.
8. Fehlerbehebung
If you encounter issues with your Nitecore EDC31, refer to the following common problems and solutions:
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Die Taschenlampe lässt sich nicht einschalten. | Batterie ist leer. Die Taschenlampe ist gesperrt. | Laden Sie den Akku auf. Disengage the Rapid Lock™ switch. |
| Die Lichtausbeute ist schwach oder flackert. | Schwache Batterie. Schlechter Kontakt. | Laden Sie den Akku auf. Stellen Sie sicher, dass die Endkappe fest angezogen ist. |
| Die Taschenlampe wird während des Gebrauchs heiß. | High brightness mode used for extended periods. | This is normal due to the Advanced Temperature Regulation (ATR) module. Reduce brightness if discomfort occurs. |
| Der Ladevorgang startet nicht. | Problem mit dem Kabel oder der Stromversorgung. Blockierung des Ladeanschlusses. | Versuchen Sie es mit einem anderen USB-C-Kabel oder einer anderen Stromquelle. Überprüfen Sie den Ladeanschluss auf Schmutz. |
Sollte das Problem nach Anwendung dieser Lösungsansätze weiterhin bestehen, wenden Sie sich bitte an den Nitecore-Kundendienst.
9. Spezifikationen
| Besonderheit | Spezifikation |
|---|---|
| Maximale Leistung | 3,500 Lumen |
| Maximale Strahlreichweite | 380 Meter |
| Maximale Strahlintensität | 35,630 cd |
| Max Laufzeit | 57 Stunden 0 Minuten |
| LED | NiteLab UHi 20 MAX (9-core) |
| Reflektor | OP (Orange Peel) |
| Batterie | Eingebauter 3,800mAh Lithium-Ionen-Akku |
| Spezialmodi | LUMIN SHIELD, SEARCH |
| Länge | 113.2 mm (4.46 Zoll) |
| Kopfgröße | 23.0 mm (0.91 Zoll) |
| Gewicht | 100 g |
| Material | Aluminum Alloy (HA III Military Grade Hard-Anodized Finish) |
| Wasserdichtigkeit | IP68 (2 Meter tauchfähig) |
| Schlagfestigkeit | 2 Meter |
| Ladeanschluss | USB-C |
10. Garantie und Support
10.1 Herstellergarantie
Nitecore products are covered by a warranty against defects in materials and workmanship. Please refer to the official Nitecore webDie genauen Garantiebedingungen und die Garantiedauer finden Sie auf der Website oder in Ihren Kaufunterlagen.
10.2 Kundendienst
For technical assistance, warranty claims, or further inquiries, please contact Nitecore customer support through their official webWebsite oder der Händler, bei dem Sie das Produkt gekauft haben.





