1. Gabatarwa
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 tare da madaurin kai mai daidaitacce.
2. Mabuɗin Siffofin
- Babban Haske mai haske: Dual Powerful LH351D LEDs provide a maximum output of 1000 lumens, capable of illuminating large areas.
- Dadi Viewing: Neutral beam with 90 high Color Rendering Index (CRI) ensures accurate color representation, suitable for extended use and reading without causing eye strain.
- Tsawaita lokacin gudu: Offers over 6 hours of bright beam on medium 1 mode, ensuring reliable performance for prolonged activities.
- Sauƙaƙan Caji: 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.
- Mai ɗorewa kuma Mai Mahimmanci: Designed to withstand challenging conditions, having passed 12 types of tests. Ideal for camping, hiking, fishing, running, and other demanding environments.
- Abubuwan Na'urorin haɗi: Comes with 1 headlamp, 1 battery, 1 headband, and 1 manual.
3. Jagorar Saita
3.1. Shigar da Baturi da Cajin Farko
- Remove Insulation Paper: Before first use or recharging, unscrew the tail cap of the headlamp and remove the insulation paper from the battery.
- Saka Baturi: Ensure the Sofirn 18650 Li-ion 3000mAh battery is inserted with the positive (+) end facing towards the head of the lamp.
- Murfin Wutsiya Mai Tsaro: Mayar da hular wutsiya a baya damtse don tabbatar da daidaitaccen lamba da juriya na ruwa.
- Cajin: Kanun labaraiamp 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. Daidaita Madaurin Kai
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.

Hoto na 3: Kanunamp with 180° angle adjustment and adjustable headband.
4. Umarnin Aiki
4.1. Basic Operation (White Light)
- Kunna/Kashe: Single click the power button to turn the headlamp kunna ko kashewa.
- Hanyoyin Hasken Zagaye: 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.
- Yanayin Turbo: 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.
- Yanayin Jan Haske: 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
Kanun labaraiamp 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. Kulawa
- Tsaftacewa: Goge kaiamp da taushi, damp zane. Ka guji yin amfani da sinadarai masu tsauri ko kayan shafa.
- Kulawar Baturi: 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.
- Juriya na Ruwa: The D25L is waterproof. Ensure all caps and seals are tightly closed before exposing the headlamp to water to maintain its water resistance.
6. Shirya matsala
- Haske Baya Kunnawa:
- 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.
- Ensure the tail cap is screwed on tightly.
- Dim Light or Short Runtime:
- Baturin zai iya zama ƙasa kaɗan. Yi cajin baturin gaba ɗaya.
- The battery may be old or damaged. Consider replacing the 18650 battery.
- Abubuwan Cajin:
- Ensure the USB-C cable is properly connected to both the headlamp da kuma tushen wutar lantarki.
- Gwada kebul na USB-C daban ko adaftar wuta.
- Duba ko tashar caji tana da tsabta kuma babu tarkace.
7. Ƙayyadaddun bayanai
| Siffar | Daki-daki |
|---|---|
| Alamar | zafi |
| Lambar Samfura | D25L |
| Nau'in Tushen Haske | LED (Dual LH351D) |
| Farin Haske | 1000 Lumens (Max) |
| Fihirisar Ma'anar Launi (CRI) | 90 High CRI |
| Tushen wutar lantarki | Battery Powered (18650 Li-ion 3000mAh included) |
| Cajin Port | USB-C (5V) |
| Lokacin gudu | 6 hours (on medium 1 mode) |
| Kayan abu | Aluminum |
| Matsayin Juriya na Ruwa | Mai hana ruwa ruwa |
| Nauyin Abu | 5.3 oz |
| Girman Kunshin | 4.13 x 3.15 x 1.73 inci |
8. Garanti da Tallafawa
The Sofirn D25L Headlamp zo da a Garanti mai iyaka na shekaru 1 daga ranar siye. Wannan garantin ya shafi lahani a masana'anta da matsalolin da suka taso daga amfani na yau da kullun.
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.





