1. Увод
Thank you for choosing the sofirn SC21 Mini Flashlight. This compact and powerful LED flashlight is designed for everyday carry (EDC) and various lighting needs, offering high brightness, convenient Type-C recharging, and durable construction. Please read this manual carefully before use to ensure proper operation and maintenance.

Figure 1: Sofirn SC21 Mini Flashlight (Red)

Figure 2: The compact size of the SC21, highlighting its small and lightweight design with dimensions of 22.5mm diameter and 73mm length, weighing 60g.

Figure 3: Key features of the SC21, including Max Output 1000 LM, Max Range 135 M, IPX8 waterproof rating, Type-C Rechargeable, and 90 High CRI 5000K tint.
2. Безбедносне информације
- Do not point the flashlight directly at eyes. The powerful beam can cause temporary vision impairment.
- Чувати ван домашаја деце.
- Do not disassemble the flashlight head or battery compartment unless instructed. This may damage the device and void the warranty.
- Use only the specified battery type (16340 Lithium Polymer) and charging method.
- Избегавајте излагање батеријске лампе екстремним температурама или директној сунчевој светлости током дужег периода.
- While IPX8 waterproof, this flashlight is not designed for diving. Avoid prolonged submersion beyond specified depth.
3. Шта је у кутији
- Sofirn SC21 Mini Flashlight (Red)
- 16340 Lithium Polymer Battery (pre-installed)
- УСБ-А на УСБ-Ц кабл за пуњење
- Pocket Clip (pre-installed)
- Ланиард
- Резервни О-прстенови
- Упутство за употребу
4. Подешавање
4.1 Инсталација батерије
The 16340 Lithium Polymer battery is typically pre-installed. If not, unscrew the tail cap, insert the battery with the positive (+) end facing towards the flashlight head, and screw the tail cap back on securely.
4.2 Пуњење
The SC21 features a built-in USB Type-C charging port for convenient recharging. A 5V 1A adapter (not included) is recommended.
- Locate the Type-C charging port on the flashlight body, usually covered by a rubber flap.
- Open the rubber flap and insert the provided USB-A to USB-C charging cable.
- Connect the USB-A end of the cable to a compatible USB power source (e.g., wall adapter, power bank, computer USB port).
- The indicator LED on the switch will flash РЕД током пуњења.
- Once fully charged, the indicator LED will turn solid ГРЕЕН.
- Charging typically takes approximately 1 hour.
- Close the rubber flap securely after charging to maintain water resistance.

Figure 4: The SC21 flashlight connected to a power source via its Type-C USB port for recharging.
5. Упутство за употребу
5.1 Основни рад
- Укључи/искључи: Једним кликом на бочни прекидач укључите или искључите батеријску лампу.
- Change Brightness Levels (Stepped Rampинг): When the flashlight is ON, press and hold the side switch to cycle through brightness levels: Moonlight → Low → Medium → High. Release the switch to select the desired level.
- Функција меморије: The flashlight will remember the last used brightness level (except for Moonlight, Turbo, Strobe, SOS, and Beacon modes) and turn on at that level.
5.2 Напредни режими
- Моонлигхт Моде: When the flashlight is OFF, press and hold the side switch for 1 second to activate Moonlight mode (1 lumen).
- Турбо режим: Double-click the side switch from any state (ON or OFF) to activate Turbo mode (1000 lumens). Double-click again to return to the previous mode.
- Стробоскоп/СОС/Светионик: Triple-click the side switch from any state to activate Strobe mode. Triple-click again to cycle through SOS and Beacon modes. Single click to turn off.
- Функција закључавања: From OFF, four quick clicks of the side switch will activate the electronic lockout. The main LED will flash once to confirm. To unlock, four quick clicks again. When locked, holding the switch will activate Moonlight mode temporarily.

Figure 5: The SC21 providing a super bright and nice beam, illuminating a path up to 135 meters with 1000 lumens and a 5000K 90 High CRI tint.

Figure 6: Visual comparison demonstrating the superior color rendering (90 High CRI) of the 5000K tint, making colors appear more natural and vibrant compared to lower CRI lights.
5.3 Magnetic Tail Cap & Clip
The SC21 is equipped with a strong magnetic tail cap, allowing it to be attached to ferrous metal surfaces for hands-free lighting. The dual-way pocket clip provides versatile carrying options, such as clipping to a pocket, belt, or hat brim.

Figure 7: Demonstrating the utility of the magnetic tail cap for hands-free use, such as attaching to a car hood, and the dual-way clip for securing to a hat.
6. Одржавање
- Чишћење: Очистите кућиште батеријске лампе меком крпомamp cloth. For optical surfaces, use a lens cleaning cloth.
- подмазивање: Apply a thin layer of silicone grease to the O-rings periodically to maintain water resistance.
- Одржавање батерије: Recharge the battery regularly, even if not in frequent use, to prolong its lifespan. Avoid fully discharging the battery.
- Складиштење: If storing the flashlight for an extended period, remove the battery to prevent potential leakage. Store in a cool, dry place.

Figure 8: The SC21's IPX8 waterproof rating ensures reliable performance even in rainy conditions.

Figure 9: The robust construction of the SC21 provides good impact resistance, designed to withstand accidental drops.
КСНУМКС. Решавање проблема
| Проблем | Могући узрок | Решење |
|---|---|---|
| Лампа се не укључује. | Батерија је празна или је истрошена. Батерија није правилно уметнута. Батеријска лампа је у режиму закључавања. | Напуните батерију. Уверите се да је батерија уметнута са позитивним (+) крајем окренутим према глави. Perform 4 quick clicks to unlock. |
| Светло трепери или се неочекивано гаси. | Ниска батерија. Опуштена репна капа. Прљави контакти. | Напуните батерију. Чврсто затегните поклопац задњег дела. Очистите контакте батерије и батеријске лампе чистом крпом. |
| Cannot change brightness levels. | Switch not held long enough. Flashlight in a special mode (e.g., Strobe). | Press and hold the switch to ramp осветљеност. Single click to exit special modes, then try again. |
8. Спецификације
| Феатуре | Спецификација |
|---|---|
| Модел | СЦ21 |
| Извор светлости | LED (LH351D) |
| Мак Бригхтнесс | 1000 лумена |
| Максимална удаљеност снопа | 135 метара |
| Температура боје | 5000K (High CRI) |
| Материјал | Алуминијум |
| Тип батерије | 1 x 16340 литијум-полимер (укључена) |
| Порт за пуњење | УСБ Типе-Ц |
| Отпорност на воду | IPX8 (2 meters underwater, not for diving) |
| Димензије | 73 mm x 22.5 mm x 22.5 mm |
| Тежина | 2.29 унци (65 грама) |
| Посебне карактеристике | Rechargeable, Magnetic Tail Cap, Pocket Clip |

Figure 10: Detailed performance parameters for the SC21 across various modes (Turbo, High, Medium, Low, Moonlight, Strobe, SOS, Beacon), including luminous flux, runtime, beam distance, and peak intensity.
9. Гаранција и подршка
Sofirn products are manufactured to high-quality standards. For warranty information, technical support, or any inquiries regarding your SC21 Mini Flashlight, please refer to the official Sofirn webсајт или директно контактирајте њихову корисничку службу. Сачувајте рачун као доказ о куповини за потребе гаранције.