1. Bubuka
Hatur nuhun pikeun meuliasing the Sofirn SC18 Rechargeable Flashlight. This compact and powerful EDC (Everyday Carry) flashlight is designed for various applications, offering high brightness, convenient USB-C charging, and durable construction. Please read this manual carefully before use to ensure proper operation and maintenance.
2. Émbaran Kasalametan
- Kasalametan panon: Do not shine the flashlight directly into eyes or at other people. The high lumen output can cause temporary vision impairment.
- Barudak: Keep out of reach of children to prevent accidental activation or misuse.
- Panas: The flashlight head may become hot during prolonged use at high brightness levels. Exercise caution to avoid burns.
- Kasalametan batré: Use only the recommended rechargeable battery. Do not disassemble, crush, or expose the battery to extreme temperatures or fire.
- Pembongkaran: Ulah ngabongkar sirah senter sabab ieu tiasa ngaruksak cahaya sareng ngabatalkeun garansi.
3. Eusi Paket
Pastikeun yén sadaya item aya dina pakét anjeun:
- Sofirn SC18 Flashlight
- Batré anu tiasa dicas deui (parantos dipasang atanapi misah)
- Kabel Ngecas USB-C
- Lanyard
- Manual pamaké

Image: The Sofirn SC18 flashlight shown with its included accessories, typically a USB-C cable, lanyard, and battery.
4. Setélan
4.1 Pamasangan batré
The Sofirn SC18 typically comes with the battery pre-installed. If not, unscrew the tail cap, insert the 18650 rechargeable battery with the positive (+) end facing towards the head of the flashlight, and then screw the tail cap back on tightly.
4.2 Ngecas Awal
Before first use, fully charge the flashlight. The SC18 features a built-in USB-C charging port.
- Locate the rubber cover on the side of the flashlight head.
- Gently pull open the rubber cover to expose the USB-C port.
- Connect the provided USB-C cable to the flashlight and plug the other end into a USB power source (e.g., phone charger, power bank, computer USB port).
- The indicator light on the side switch will show charging status:
- Beureum: Ngecas
- héjo: Dicas pinuh
- Once charging is complete, disconnect the cable and firmly close the rubber cover to maintain water resistance.

Image: The Sofirn SC18 flashlight with its USB-C port exposed and connected to a charging cable, illustrating the charging process and battery indicator.
5. Parentah Operasi
The Sofirn SC18 uses a single side switch for all operations.
5.1 Operasi Dasar
- Hurungkeun/Pareuman: Sakali klik saklar sisi pikeun ngahurungkeun atanapi mareuman lampu.
- Change Brightness Modes: While the light is on, press and hold the side switch to cycle through Moon, Low, Medium, and High modes. Release the switch to select the desired mode. The flashlight has a Smart Memory function and will turn on at the last used brightness level (except Turbo and Strobe).

Image: A person holding the Sofirn SC18 flashlight, illuminating a dark path with its powerful 1800 lumen beam, demonstrating its effective beam distance.
5.2 Modeu husus
- Modeu Cahaya Bulan: From OFF, press and hold the side switch for 1 second to activate Moonlight mode.
- Modeu Turbo: Double-click the side switch from any state (ON or OFF) to activate Turbo mode. Double-click again to return to the previously used mode.
- Modeu Strobe: Triple-click the side switch from any state (ON or OFF) to activate Strobe mode. Single click to turn off or double-click to return to the previously used mode.
5.3 Fungsi Konci
The lockout function prevents accidental activation, which is useful when carrying the flashlight in a pocket or bag.
- Aktipkeun Lockout: From OFF, quadruple-click the side switch. The main LED will flash twice to indicate lockout is active.
- Nonaktipkeun Lockout: Quadruple-click the side switch again. The main LED will flash twice, and the flashlight will turn on in Moonlight mode, indicating lockout is deactivated.

Image: An illustration of the Sofirn SC18 flashlight with a protective shield graphic, demonstrating the safety lock mode feature to prevent accidental activation.
6. Pangropéa
6.1 beberesih
Bersihkeun awak senter ku sabun anu lemes,amp cloth. Do not use abrasive cleaners or solvents. Keep the threads and O-rings clean and lubricated with silicone grease to ensure smooth operation and water resistance.
6.2 Tahan cai
The Sofirn SC18 is rated IP68 waterproof, meaning it is protected against dust ingress and can withstand immersion in water up to 2 meters for 30 minutes. Ensure the USB-C port cover is fully sealed before exposing the flashlight to water.

Image: The Sofirn SC18 flashlight shown in two scenarios: one being splashed with water and another on wet rocks, highlighting its IP68 waterproof and drop-resistant design.
6.3 Perawatan Batré
To prolong battery life, charge the battery regularly and avoid fully discharging it. If the flashlight will not be used for an extended period, remove the battery or activate the lockout function to prevent parasitic drain.
7. Cara ngungkulan
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| Senter teu hurung. | Batré pareum atawa salah dipasang. Senter aya dina mode konci. | Charge the battery or reinsert it with the correct polarity. Deactivate lockout mode (quadruple-click). |
| Lampu kedip-kedip atawa pareum teu disangka-sangka. | batré lemah. Cap buntut leupas atawa sirah. Kontak kotor. | Ngecas batré. Tighten the tail cap and head. Bersihkeun kontak sareng ulir batré. |
| Cannot charge the flashlight. | USB-C cable or power source issue. Halangan port ngecas. | Coba kabel USB-C atanapi adaptor kakuatan anu sanés. Pariksa port ngecas pikeun lebu. |
8. Spésifikasi
| Fitur | Rincian |
|---|---|
| Modél | SC18 |
| Sumber Cahaya | LED |
| Kaluaran Max | 1800 Lumén |
| Jarak Beam Max | 217 méter (712 suku) |
| Sumber Daya | 1x 18650 Lithium-Ion Battery (included) |
| Ngecas | USB-C Rechargeable |
| Tahan cai | IP68 (up to 2 meters submersible) |
| Résistansi serelek | 1 méter |
| Bahan | Aluminium Alloy |
| Ukuran (L x D) | Approx. 10.14 cm x 2.46 cm (3.99" x 0.97") |
| Beurat | Approx. 55g (1.94oz) without battery |

Image: The Sofirn SC18 flashlight displayed next to a smartphone, illustrating its compact size and dimensions (3.99 inches long, 0.97 inches diameter).
Brightness and Runtime Table
| Modus | Kaluaran (Lumén) | Runtime | Jarak Beam |
|---|---|---|---|
| Caang bulan | 3lm | 230 jam | 11m |
| Lemah | 100lm | 23 jam | 51m |
| Sedeng | 350lm | 6.3 jam | 97m |
| Luhur | 800lm | 2.6 jam | 150m |
| Turbo | 1800lm | 2.3 jam | 217m |
| Strobe | 1800lm | 5h | - |
Note: Runtimes are approximate and may vary based on environmental conditions and battery age.
9. Garansi jeung Rojongan
The Sofirn SC18 Rechargeable Flashlight comes with a 1-taun jaminan produsén urang from the date of purchase, covering defects in materials and workmanship. This warranty does not cover damage caused by misuse, unauthorized modifications, or normal wear and tear.
For warranty claims, technical support, or any questions regarding your product, please contact Sofirn customer service through the retailer where you purchased the product or visit the official Sofirn websitus pikeun inpo kontak.
Sumberdaya Online:
10. Video produk
Sofirn SC18 Product Overview
Video: An official product video from Sofirn showcasing the features and functionality of the SC18 flashlight, including its design, charging, and various light modes.