1. پیژندنه
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. محصول ختم شوview او ځانګړتیاوې
The Nitecore EDC31 is a high-performance compact flashlight designed for everyday carry and tactical applications. It features advanced technology and robust construction.
کلیدي ځانګړتیاوې:
- LED: Utilizes a 9-core UHi 20 MAX LED with a maximum output of 3,500 lumens.
- بیم فاصله: Achieves a peak beam intensity of 35,630cd and a maximum throw of 380 meters.
- د روښانتیا طریقې: Offers 4 brightness levels, including specialized SEARCH and LUMIN SHIELD modes.
- بیټرۍ: Powered by a built-in 3,800mAh Li-ion battery, providing a runtime of up to 57 hours.
- چارج کول: Features an intelligent Li-ion battery charging circuit with a USB-C charging port.
- بندول: Equipped with a Rapid Lock™ switch for Half Lockout Mode and Full Lockout Mode to prevent accidental activation.
- ساختمان: Constructed from aluminum alloy with a HA III military-grade hard-anodized finish.
- پایښت: IP68 rated for waterproofing and dustproofing (2 meters submersible) and impact resistant to 2 meters.
- ټکنالوژي: Incorporates Advanced Power Cut-Off (APC) technology for ultra-low standby power consumption and an Advanced Temperature Regulation (ATR) module.

انځور 2: اوورview 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. ترتیب کول
3.1 ان باکس کول
د بسته بندۍ پرانستلو سره، ډاډ ترلاسه کړئ چې ټولې برخې شتون لري:
- Nitecore EDC31 Flashlight (with built-in battery)
- د USB-C چارج کیبل
- Lanyard (if included in your specific package)
- Pocket Clip (pre-installed or included)
3.2 ابتدايي چارج
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. عملیاتي لارښوونې
4.1 Tactical Tail Button Operation
The EDC31 features a tactical tail button for intuitive control:
- نیمه فشار: Adjusts brightness levels or accesses SEARCH mode.
- بشپړ مطبوعاتي: 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).
۴.۳ د روښانتیا کچه او ځانګړي حالتونه
The flashlight offers 4 standard brightness levels and two special modes:
- Standard Modes: 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:
- د نیم بند حالت: Slide the Rapid Lock™ to the first position. This prevents accidental full presses but allows access to momentary SEARCH and LUMIN SHIELD modes.
- د بشپړ بند حالت: Slide the Rapid Lock™ to the second position. This completely disables all functions of the flashlight, preventing any accidental activation.
- خلاصول: 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. چارج کول
The EDC31 is equipped with a built-in 3,800mAh Li-ion battery and a USB-C charging port.
6.1 د چارج کولو طرزالعمل
- د USB-C چارج کولو پورټ په فلش لائټ کې ومومئ.
- 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: ۴۰٪ - ۸۰٪
- 3 Constant-on: ۴۰٪ - ۸۰٪
- 2 Constant-on: ۴۰٪ - ۸۰٪
- 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. ساتنه
7.1 پاکول
د فلش لائټ بدن په منظم ډول د نرم، ډamp cloth. For the lens, use a lens cleaning cloth to avoid scratches. Do not use harsh chemicals or abrasive materials.
۵.۲ د اوبو ضد کول
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 ذخیره کول
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. ستونزه حل کول
If you encounter issues with your Nitecore EDC31, refer to the following common problems and solutions:
| ستونزه | احتمالي لامل | د حل لاره |
|---|---|---|
| فلش لائټ نه روښانه کېږي. | بیټرۍ ختمه شوې. فلش لائټ د بند حالت کې دی. | بیټرۍ چارج کړئ. Disengage the Rapid Lock™ switch. |
| د رڼا تولید کم یا ځلیدونکی دی. | ټیټ بیټرۍ. کمزوری اړیکه. | بیټرۍ چارج کړئ. ډاډ ترلاسه کړئ چې د لکۍ خولۍ ټینګه شوې ده. |
| د استعمال پر مهال فلش لائټ ګرمېږي. | High brightness mode used for extended periods. | This is normal due to the Advanced Temperature Regulation (ATR) module. Reduce brightness if discomfort occurs. |
| چارج پیل نه کیږي. | د کیبل یا بریښنا سرچینې ستونزه. د چارج کولو بندر خنډ. | یو بل USB-C کیبل یا د بریښنا سرچینه هڅه وکړئ. د کثافاتو لپاره د چارج کولو بندر چیک کړئ. |
If the problem persists after attempting these solutions, please contact Nitecore customer support.
9. مشخصات
| فیچر | مشخصات |
|---|---|
| اعظمي محصول | 3,500 Lumens |
| د بیم اعظمي واټن | 380 متره |
| د بیم اعظمي شدت | 35,630 سي ډي |
| اعظمي دوره | 57 ساعته 0 دقیقې |
| LED | NiteLab UHi 20 MAX (9-core) |
| انعکاس کوونکی | OP (Orange Peel) |
| بیټرۍ | د 3,800mAh لی آئن بیټرۍ جوړه شوې |
| ځانګړي طریقې | LUMIN SHIELD, SEARCH |
| اوږدوالی | 113.2 ملي میتره (. 4.46 inches انچه) |
| د سر اندازه | 23.0 ملي میتره (. 0.91 inches انچه) |
| وزن | 100 ګرامه (3.53 اوز) |
| مواد | Aluminum Alloy (HA III Military Grade Hard-Anodized Finish) |
| د پنروک درجه | IP68 (دوه متره د اوبو وړ) |
| د اغیزې مقاومت | 2 متره |
| د چارج کولو بندر | USB-C |
10. تضمین او ملاتړ
۸.۱ د جوړونکي تضمین
Nitecore products are covered by a warranty against defects in materials and workmanship. Please refer to the official Nitecore webد ځانګړي تضمین شرایطو او مودې لپاره سایټ یا ستاسو د پیرود اسناد.
10.2 د پیرودونکي ملاتړ
For technical assistance, warranty claims, or further inquiries, please contact Nitecore customer support through their official webسایټ یا هغه پرچون پلورونکی چې تاسو یې محصول اخیستی.