1. تعارف
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. پروڈکٹ ختمview اور خصوصیات
The Nitecore EDC31 is a high-performance compact flashlight designed for everyday carry and tactical applications. It features advanced technology and robust construction.
اہم خصوصیات:
- ایل ای ڈی: Utilizes a 9-core UHi 20 MAX LED with a maximum output of 3,500 lumens.
- بیم فاصلہ: Achieves a peak beam intensity of 35,630cd and a maximum throw of 380 meters.
- چمک کے طریقوں: Offers 4 brightness levels, including specialized SEARCH and LUMIN SHIELD modes.
- بیٹری: Powered by a built-in 3,800mAh Li-ion battery, providing a runtime of up to 57 hours.
- چارج کرنا: Features an intelligent Li-ion battery charging circuit with a USB-C charging port.
- لاک آؤٹ: Equipped with a Rapid Lock™ switch for Half Lockout Mode and Full Lockout Mode to prevent accidental activation.
- تعمیر: Constructed from aluminum alloy with a HA III military-grade hard-anodized finish.
- استحکام: IP68 rated for waterproofing and dustproofing (2 meters submersible) and impact resistant to 2 meters.
- ٹیکنالوجی: Incorporates Advanced Power Cut-Off (APC) technology for ultra-low standby power consumption and an Advanced Temperature Regulation (ATR) module.

تصویر 2: ختمview 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. سیٹ اپ
3.1 ان باکسنگ
پیکیج کھولنے پر، یقینی بنائیں کہ تمام اجزاء موجود ہیں:
- Nitecore EDC31 Flashlight (with built-in battery)
- USB-C چارجنگ کیبل
- Lanyard (if included in your specific package)
- Pocket Clip (pre-installed or included)
3.2 ابتدائی 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. آپریٹنگ ہدایات
4.1 Tactical Tail Button Operation
The EDC31 features a tactical tail button for intuitive control:
- آدھا دبائیں: Adjusts brightness levels or accesses SEARCH mode.
- مکمل پریس: 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 Brightness Levels and Special Modes
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:
- ہاف لاک آؤٹ موڈ: Slide the Rapid Lock™ to the first position. This prevents accidental full presses but allows access to momentary SEARCH and LUMIN SHIELD modes.
- Full Lockout Mode: Slide the Rapid Lock™ to the second position. This completely disables all functions of the flashlight, preventing any accidental activation.
- غیر مقفل کریں: 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 کرنا
The EDC31 is equipped with a built-in 3,800mAh Li-ion battery and a USB-C charging port.
6.1 چارج کرنے کا طریقہ کار
- فلیش لائٹ پر USB-C چارجنگ پورٹ تلاش کریں۔
- 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 دیکھ بھال
7.1 صفائی
باقاعدگی سے ٹارچ کے جسم کو نرم سے صاف کریں، ڈیamp cloth. For the lens, use a lens cleaning cloth to avoid scratches. Do not use harsh chemicals or abrasive materials.
7.2 واٹر پروفنگ
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 اسٹوریج
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 خرابیوں کا سراغ لگانا
If you encounter issues with your Nitecore EDC31, refer to the following common problems and solutions:
| مسئلہ | ممکنہ وجہ | حل |
|---|---|---|
| ٹارچ آن نہیں ہوتی۔ | بیٹری ختم ہو گئی ہے۔ ٹارچ لاک آؤٹ موڈ میں ہے۔ | بیٹری چارج کریں۔ Disengage the Rapid Lock™ switch. |
| لائٹ آؤٹ پٹ مدھم یا ٹمٹماہٹ ہے۔ | کم بیٹری۔ ناقص رابطہ۔ | بیٹری ری چارج کریں۔ Ensure the tail cap is tightened. |
| استعمال کے دوران ٹارچ گرم ہو جاتی ہے۔ | High brightness mode used for extended periods. | This is normal due to the Advanced Temperature Regulation (ATR) module. Reduce brightness if discomfort occurs. |
| چارج کرنا شروع نہیں ہوتا ہے۔ | کیبل یا پاور سورس کا مسئلہ۔ چارجنگ پورٹ کی رکاوٹ۔ | ایک مختلف USB-C کیبل یا پاور سورس آزمائیں۔ ملبے کے لیے چارجنگ پورٹ چیک کریں۔ |
If the problem persists after attempting these solutions, please contact Nitecore customer support.
9. وضاحتیں
| فیچر | تفصیلات |
|---|---|
| زیادہ سے زیادہ آؤٹ پٹ | 3,500 Lumens |
| زیادہ سے زیادہ بیم کا فاصلہ | 380 میٹر |
| Max Beam Intensity | 35,630 سی ڈی |
| زیادہ سے زیادہ رن ٹائم | 57 گھنٹے 0 منٹ |
| ایل ای ڈی | NiteLab UHi 20 MAX (9-core) |
| ریفلیکٹر | OP (Orange Peel) |
| بیٹری | بلٹ ان 3,800mAh لی آئن بیٹری |
| خصوصی موڈز | LUMIN SHIELD, SEARCH |
| لمبائی | 113.2 ملی میٹر (4.46 انچ) |
| سر کا سائز | 23.0 ملی میٹر (0.91 انچ) |
| وزن | 100 گرام (3.53 آانس) |
| مواد | Aluminum Alloy (HA III Military Grade Hard-Anodized Finish) |
| واٹر پروف ریٹنگ | IP68 (2 میٹر آبدوز) |
| اثر مزاحمت | 2 میٹر |
| چارجنگ پورٹ | USB-C |
10. وارنٹی اور سپورٹ
10.1 مینوفیکچرر کی وارنٹی
Nitecore products are covered by a warranty against defects in materials and workmanship. Please refer to the official Nitecore webمخصوص وارنٹی شرائط اور مدت کے لیے سائٹ یا آپ کی خریداری کی دستاویزات۔
10.2 کسٹمر سپورٹ
For technical assistance, warranty claims, or further inquiries, please contact Nitecore customer support through their official webسائٹ یا خوردہ فروش جس سے آپ نے پروڈکٹ خریدی ہے۔





