1. Киришүү
The Sofirn C8L is a high-performance rechargeable tactical flashlight designed for various applications including emergency situations, heavy-duty tasks, search operations, and general outdoor use. This manual provides detailed instructions for the safe and effective operation and maintenance of your C8L flashlight.

Image 1.1: The Sofirn C8L Tactical Flashlight, showcasing its robust design and textured grip.

Image 1.2: Illustration of the Sofirn C8L's maximum output of 3100 lumens and a beam range of 531 meters, illuminating a distant landscape at night.
2. Пакеттин мазмуну
Пакетиңизде бардык буюмдар бар экенин текшериңиз:
- 1x Sofirn C8L Flashlight
- 1x USB Charging Cable (Type-C)
- 1x Lithium Ion Battery (included inside the flashlight)
- 1x Колдонуучунун колдонмосу
3. Орнотуу
3.1 Батареяны орнотуу
The Sofirn C8L flashlight requires one 18650 or 21700 Lithium Ion battery. The included battery is typically pre-installed. To install or replace the battery:
- Кол чырактын куйрук капкагын бурап алыңыз.
- Батареяны оң (+) терминалын фонарь башына каратып салыңыз.
- Куйрук капкагын кайра бекем буруңуз.
3.2 Алгачкы заряддоо
Before first use, it is recommended to fully charge the battery. The C8L features a convenient USB-C charging port.
- Locate the USB-C charging port on the side of the flashlight, usually covered by a rubber flap.
- Open the rubber flap to expose the port.
- Connect the provided USB-C charging cable to the flashlight and plug the other end into a compatible USB power source (e.g., wall adapter, power bank, computer USB port).
- The indicator light on the side switch will show the charging status: Red indicates charging, Green indicates fully charged.
- A full charge typically takes approximately 3 hours at a maximum charging rate of 2.5A.
- Заряддоо аяктагандан кийин, кабелди ажыратып, сууга туруктуулугун сактоо үчүн резина капкагын бекем жабыңыз.

Image 3.1: The Sofirn C8L flashlight connected via its USB-C port for charging, with an indicator light showing charging status.
4. Иштөө нускамалары
The Sofirn C8L features a dual-switch interface for intuitive control: a tactical tail switch and a side switch.
4.1 Которуу функциялары
- Тактикалык куйрук которуу:
- Partially press for momentary-on (light turns on while pressed).
- Fully press until it clicks to turn the flashlight ON or OFF.
- Каптал которуу:
- When the flashlight is ON, hold the side switch to cycle through brightness settings (Eco, Low, Medium, High, Turbo).
- Single click to change modes within a brightness group (e.g., from Lighting Mode to Tactical Mode).

Сүрөт 4.1: Жакын пландан view highlighting the side switch and the tactical tail switch of the Sofirn C8L flashlight.
4.2 Brightness Modes and Groups
The C8L offers multiple brightness levels and three distinct mode groups:
- Жарык режими: Cycles through Eco, Low, Medium, High, Turbo.
- Тактикалык режим: Offers Medium and Turbo for quick access to powerful illumination.
- Жаркыроо режими: Includes Strobe, SOS, and Beacon for signaling or emergency use.
The flashlight features mode memory, meaning it will turn on in the last used brightness level (except for Strobe, SOS, and Beacon modes).

Image 4.2: Visual representation of the three brightness groups: Lighting Mode, Tactical Mode, and Flash Mode, with their respective settings.

Image 4.3: Depiction of various brightness levels (Eco, Low, Medium, High, Turbo) and special modes (Strobe, SOS, Beacon) with their corresponding lumen outputs.
4.3 Батарея деңгээлинин көрсөткүчү
The side switch incorporates a battery level indicator to keep you informed of the remaining power:
- Туруктуу жашыл: Кубаты 70-100%
- Жаркылдаган жашыл: Кубаты 40-70%
- Туруктуу кызыл: Кубаты 10-40%
- Жаркылдаган кызыл: Power <10% (recharge immediately)

Image 4.4: Visual guide to the battery level indicator colors on the side switch, showing constant green, flashing green, constant red, and flashing red states.
5. Техникалык тейлөө
Proper maintenance ensures the longevity and optimal performance of your Sofirn C8L flashlight.
- Тазалоо: Wipe the flashlight body with a clean, soft cloth. For stubborn dirt, use a slightly damp кездеме. Абразивдүү тазалагычтардан алыс болуңуз.
- Майлоо: Суу өткөрбөй тургандыгын жана жылмакай иштешин камсыз кылуу үчүн О-шакектерге жана бурамалардагы жиптерге мезгил-мезгили менен силикон майын сүйкөп туруңуз.
- Батареяга кам көрүү: Recharge the battery regularly, especially if the flashlight will not be used for an extended period. Store the flashlight with a partially charged battery (around 50%) if storing for several months.
- Суу каршылык: The C8L is rated IPX8 water resistant, meaning it can be submerged up to 2 meters. Ensure all seals (like the USB-C port cover and tail cap) are properly closed and tightened before exposing to water. This rating is for incidental submersion, not for diving.
- Узактыгы: Constructed from aerospace-grade aluminum, the C8L is designed to resist scratches, abrasion, and corrosion. Avoid dropping the flashlight from significant heights or subjecting it to extreme impacts.

Image 5.1: The Sofirn C8L flashlight shown in a wet environment, illustrating its IPX8 waterproof rating.

Image 5.2: The Sofirn C8L flashlight positioned under a vehicle tire, demonstrating its robust construction and resistance to pressure.
6. Кыйынчылыктарды
If you encounter issues with your Sofirn C8L flashlight, please refer to the following common problems and solutions:
- Кол чырак күйбөйт:
- Ensure the battery is correctly inserted with the positive (+) terminal facing the head.
- Батарея заряддалганын текшериңиз. Зарыл болсо кайра заряддаңыз.
- Tighten the tail cap and head assembly securely. A loose connection can prevent operation.
- Clean the battery contacts and flashlight contacts with a clean cloth.
- Жарыктын чыгышы күңүрт же бүлбүлдөп турат:
- Батарея аз болушу мүмкүн. Батареяны кайра заряддаңыз.
- Ensure the battery is fully inserted and contacts are clean.
- Check for any debris in the head or tail cap threads.
- Flashlight gets hot during use:
- High brightness modes (especially Turbo) generate significant heat. This is normal. The C8L features Advanced Temperature Regulation (ATR) technology to automatically adjust output to prevent overheating.
- If the flashlight becomes uncomfortably hot, reduce the brightness level.
- USB-C charging not working:
- Ensure the USB-C cable is fully inserted into both the flashlight and the power source.
- Башка USB-C кабелин же кубат адаптерин колдонуп көрүңүз.
- Check if the charging port is free of debris.
7. Техникалык шарттар
Detailed technical specifications for the Sofirn C8L Tactical Flashlight:

Image 7.1: A comprehensive table detailing the performance metrics of the Sofirn C8L across various modes, including lumens, beam distance, candela, and runtime.
| Өзгөчөлүк | Спецификация |
|---|---|
| Модел | C8L-6500K-Kit (C8-001) |
| Жарык булагы түрү | LED |
| White Brightness | 3100 люменге чейин |
| Макс нуру аралык | 531 метрге чейин |
| Power Source | Battery Powered (1x Lithium Ion battery) |
| Батарея клеткасынын курамы | Литий ион |
| Зарядкалуу | Yes, USB-C (5V/2.5A) |
| Материал | Аэрокосмостук даражадагы алюминий |
| Сууга туруктуулук деңгээли | IPX8 (up to 2 meters underwater, not for diving) |
| Продукциянын өлчөмдөрү | 7"D x 2.5"W x 2.5"H (approx. 17.8 cm x 6.35 cm x 6.35 cm) |
| Элемент Салмагы | 14.08 унция (болжол менен 399 грамм) |
| Түс температурасы | 6500 Келвин |
| Өзгөчөлүктөр | Portable, Rechargeable, Advanced Temperature Regulation (ATR), Mode Memory |

Сүрөт 7.2: Жакын план view of the LED emitter and reflector inside the head of the Sofirn C8L flashlight.

Image 7.3: Illustration comparing the throw beam angle (26 degrees) and flood beam angle (82 degrees) of the Sofirn C8L flashlight.
8. Кепилдик жана колдоо
Sofirn products are designed for reliability and performance. For any questions, concerns, or warranty claims, please contact Sofirn customer service. The product package includes a manual and helpful customer service information.
Кепилдикке байланыштуу суроолор үчүн сатып алганыңыздын далилин сактап коюңуз.





