1. تعارف
The Sofirn D25L is a versatile and powerful rechargeable headlamp designed for various outdoor activities and everyday use. Featuring dual LH351D LEDs, it delivers up to 1000 lumens of bright, neutral light with a high Color Rendering Index (CRI) of 90, ensuring true color perception and reducing eye fatigue during prolonged use. Its robust construction and user-friendly design make it an essential tool for camping, hiking, fishing, running, and more.

Figure 1: Sofirn D25L Headlamp with adjustable headband.
2. کلیدی خصوصیات
- سپر برائٹ الیومینیشن: Dual Powerful LH351D LEDs provide a maximum output of 1000 lumens, capable of illuminating large areas.
- آرام دہ Viewing: Neutral beam with 90 high Color Rendering Index (CRI) ensures accurate color representation, suitable for extended use and reading without causing eye strain.
- توسیعی رن ٹائم: Offers over 6 hours of bright beam on medium 1 mode, ensuring reliable performance for prolonged activities.
- آسان ری چارجنگ: Easily rechargeable via a 5V charger adapter (not included), PC, or power bank. A full charge takes approximately 4 hours with a 5V 1A charger.
- پائیدار اور ورسٹائل: Designed to withstand challenging conditions, having passed 12 types of tests. Ideal for camping, hiking, fishing, running, and other demanding environments.
- شامل لوازمات: Comes with 1 headlamp, 1 battery, 1 headband, and 1 manual.
3. سیٹ اپ گائیڈ
3.1 بیٹری کی تنصیب اور ابتدائی چارج
- Remove Insulation Paper: Before first use or recharging, unscrew the tail cap of the headlamp and remove the insulation paper from the battery.
- بیٹری داخل کریں: Ensure the Sofirn 18650 Li-ion 3000mAh battery is inserted with the positive (+) end facing towards the head of the lamp.
- Secure Tail Cap: مناسب رابطے اور پانی کی مزاحمت کو یقینی بنانے کے لیے دم کی ٹوپی کو مضبوطی سے پیچھے کی طرف کھینچیں۔
- چارج کرنا: سر۔amp features a built-in USB-C charging port. Unscrew the bezel on the side to reveal the port. Connect the provided USB-C cable to the headlamp and a 5V power source (e.g., wall adapter, PC, power bank). The indicator light will show charging status (e.g., red for charging, green for full).

Figure 2: Built-in USB-C charging port and battery compartment.
3.2. ہیڈ بینڈ ایڈجسٹمنٹ
The adjustable headband allows for a comfortable and secure fit. Adjust the straps to fit snugly around your head or over a cap. The headlamp unit can be tilted up to 180 degrees to direct light precisely where needed.

تصویر 3: ہیڈلamp with 180° angle adjustment and adjustable headband.
4. آپریٹنگ ہدایات
4.1. Basic Operation (White Light)
- آن/آف کریں: Single click the power button to turn the headlamp آن یا آف
- سائیکل چمک کے طریقوں: When the light is on, press and hold the power button to cycle through brightness levels: Moonlight (1 lumen), Low, Medium, and High (up to 500 lumens). Release the button at your desired brightness.
- ٹربو موڈ: Double-click the power button from any state to activate Turbo mode (1000 lumens). Double-click again to return to the previous mode.
4.2. Special Modes (Strobe, Beacon, Red Light)
- Strobe/Beacon: Triple-click the power button from any state to activate Strobe mode. Triple-click again to cycle to Beacon mode. Single click to turn off.
- ریڈ لائٹ موڈ: From the OFF state, press and hold the power button for approximately 1 second to activate the red light. Press and hold again to cycle through red light brightness levels. Single click to turn off.
4.3. Lantern Mode
سر۔amp unit can be easily detached from the headband to function as a standalone mini-lantern or flashlight. This allows for versatile placement on surfaces like picnic tables or inside tents, providing ambient light.
Video 1: Demonstration of Sofirn D25L's high color rendering index and various light modes in a dark environment.
5 دیکھ بھال
- صفائی: سر کا مسح کریں۔amp ایک نرم کے ساتھ، ڈیamp کپڑا سخت کیمیکلز یا کھرچنے والے مواد کے استعمال سے پرہیز کریں۔
- بیٹری کی دیکھ بھال: For optimal performance and longevity, fully charge the battery before extended storage. If the headlamp will not be used for a long period, it is recommended to remove the battery.
- پانی کی مزاحمت: The D25L is waterproof. Ensure all caps and seals are tightly closed before exposing the headlamp to water to maintain its water resistance.
6 خرابیوں کا سراغ لگانا
- لائٹ آن نہیں ہو رہی:
- Check if the battery insulation paper has been removed.
- Ensure the battery is inserted correctly with the positive (+) end facing the head.
- Verify the battery is charged. Connect to a charger and check the indicator light.
- یقینی بنائیں کہ پونچھ کی ٹوپی مضبوطی سے خراب ہے۔
- Dim Light or Short Runtime:
- بیٹری کم ہو سکتی ہے۔ بیٹری کو مکمل طور پر ری چارج کریں۔
- The battery may be old or damaged. Consider replacing the 18650 battery.
- چارجنگ کے مسائل:
- Ensure the USB-C cable is properly connected to both the headlamp اور طاقت کا منبع۔
- ایک مختلف USB-C کیبل یا پاور اڈاپٹر آزمائیں۔
- چیک کریں کہ آیا چارجنگ پورٹ صاف اور ملبے سے پاک ہے۔
7. وضاحتیں
| فیچر | تفصیل |
|---|---|
| برانڈ | سوفیرن |
| ماڈل نمبر | D25L |
| روشنی کے منبع کی قسم | LED (Dual LH351D) |
| سفید چمک | 1000 Lumens (زیادہ سے زیادہ) |
| کلر رینڈرنگ انڈیکس (CRI) | 90 High CRI |
| طاقت کا منبع | Battery Powered (18650 Li-ion 3000mAh included) |
| چارجنگ پورٹ | USB-C (5V) |
| رن ٹائم | 6 hours (on medium 1 mode) |
| مواد | ایلومینیم |
| پانی کی مزاحمت کی سطح | واٹر پروف |
| شے کا وزن | 5.3 اونس |
| پیکیج کے طول و عرض | 4.13 x 3.15 x 1.73 انچ |
8. وارنٹی اور سپورٹ
The Sofirn D25L Headlamp a کے ساتھ آتا ہے۔ محدود 1 سالہ وارنٹی خریداری کی تاریخ سے. یہ وارنٹی مینوفیکچرنگ کے نقائص اور عام استعمال سے پیدا ہونے والے مسائل کا احاطہ کرتی ہے۔
For technical support, warranty claims, or any questions regarding your Sofirn D25L Headlamp, please contact Sofirn customer service through their official channels or the retailer where the product was purchased.





