1. 서론
구매해주셔서 감사합니다asing the Sofirn ST1 EDC Flashlight. This manual provides detailed instructions for the safe and efficient use of your new flashlight. Please read this manual thoroughly before operation and retain it for future reference.

Image 1.1: Sofirn ST1 EDC Flashlight, a compact and durable lighting tool.
2. 패키지 내용
수령 시 패키지 내용물을 확인하여 모든 품목이 들어 있는지 확인하세요.
- 1 x Sofirn ST1 Flashlight
- 1 x 라니어드
- 1 x USB-C 충전 케이블
- 1 x 사용자 매뉴얼(이 문서)

Image 2.1: Contents included in the Sofirn ST1 flashlight package.
3. 설정
3.1 초기 충전
The Sofirn ST1 comes with a built-in rechargeable battery. Before first use, it is recommended to fully charge the flashlight.
- 손전등 측면에서 USB-C 충전 포트를 찾으세요.
- Connect the provided USB-C cable to the flashlight and a compatible USB power source (e.g., computer, wall adapter).
- The indicator light on the button will show charging status.
- Charging is complete when the indicator light changes color (refer to Section 5 for details).
4. 사용 설명서
The Sofirn ST1 features a single side switch for all operations.

Image 4.1: Visual guide to the Sofirn ST1's single-button operation.
4.1 전원 켜기/끄기
- 켜려면: 측면 스위치를 한 번 클릭합니다.
- 끄기: Single-click the side switch again.
4.2 밝기 수준
The ST1 offers five brightness levels: Moon, Low, Medium, High, and Turbo.

Image 4.2: Illustration of the five distinct lighting modes available on the Sofirn ST1.
- Cycle Modes (Low, Medium, High): When the flashlight is ON, press and hold the side switch to cycle through Low, Medium, and High modes. Release the switch to select the desired mode.
- 달빛 모드: When the flashlight is OFF, press and hold the side switch for 1 second to activate Moonlight mode.
- 터보 모드: Double-click the side switch from any state (ON or OFF) to instantly activate Turbo mode. Double-click again to return to the previously used brightness level.
4.3 Mode Memory
The ST1 will remember the last used brightness level (Low, Medium, or High) and will turn on in that mode the next time it is activated. Moonlight and Turbo modes are not memorized.
4.4 잠금/잠금 해제 기능
The lockout function prevents accidental activation, which is useful during transport or storage.
- 잠그려면: When the flashlight is OFF, double-click the side switch. The indicator light will flash to confirm lockout.
- 잠금 해제하려면: Double-click the side switch again. The flashlight will turn on in the last memorized mode.
5. 배터리 표시기
측면 스위치의 표시등은 실시간 배터리 상태를 보여줍니다.
- 녹색불: Battery capacity is 50% - 100%.
- 오렌지 빛: Battery capacity is 20% - 50%.
- 빨간불: Battery capacity is less than 20%. Recharge the flashlight soon.

Image 5.1: Visual representation of the battery indicator colors and estimated runtime.
6. 유지관리
6.1 청소
부드러운 천으로 손전등을 닦으세요.amp 필요에 따라 천으로 닦아주세요. 강한 화학 물질이나 연마재는 사용하지 마세요.
6.2 방수 등급(IPX7)
The Sofirn ST1 is rated IPX7 waterproof, meaning it can withstand immersion in water up to 1 meter for 30 minutes. Ensure the USB-C port cover is securely closed to maintain water resistance.

Image 6.1: The Sofirn ST1 demonstrating its resistance to water splashes.
6.3 보관
Store the flashlight in a cool, dry place. For long-term storage, it is advisable to charge the battery to approximately 50% every few months to prolong battery life.
7. 문제 해결
If you encounter issues with your Sofirn ST1, please refer to the following common problems and solutions:
- 손전등이 켜지지 않습니다:
- Ensure the flashlight is not in lockout mode (double-click to unlock).
- 배터리 수준을 확인하고 필요한 경우 다시 충전하세요.
- 손전등이 충전되지 않습니다.
- USB-C 케이블이 손전등과 전원에 제대로 연결되어 있는지 확인하십시오.
- 다른 USB-C 케이블이나 전원 어댑터를 사용해 보세요.
- 조명 출력이 어둡거나 깜박입니다.
- 배터리가 부족할 수 있습니다. 손전등을 충전하세요.
- 렌즈가 깨끗한지 확인하십시오.
If the problem persists, please contact Sofirn customer support for assistance.
8. 사양
Technical specifications for the Sofirn ST1 EDC Flashlight:
| 특징 | 사양 |
|---|---|
| 모델 | ST1 |
| 광원 | 주도의 |
| 최대 출력 | 1500루멘 |
| 최대 빔 거리 | 226 미터 |
| 전원 | 내장형 리튬 폴리머 배터리 |
| 배터리 용량 | 2100 mAh (estimated from runtime image) |
| 충전 포트 | USB-C |
| 방수성 | IPX7 |
| 충격 저항성 | 1 미터 |
| 재료 | Aerospace-grade Aluminum Alloy (AL6061-T6) |
| 치수(길이 x 너비 x 높이) | 4.72" x 1.1" x 0.63"(120mm x 28mm x 16mm) |
| 무게 | 4.9 온스(102g) |

Image 8.1: Detailed output and runtime specifications for each lighting mode.
9. 안전 정보
- Do not shine the flashlight directly into eyes. The high intensity light can cause temporary vision impairment.
- 어린이의 손이 닿지 않는 곳에 보관하세요.
- Do not disassemble the flashlight, as this may damage the device and void the warranty.
- 손전등을 극한의 온도나 직사광선에 장시간 노출시키지 마세요.
10. 보증 및 지원
10.1 보증
The Sofirn ST1 EDC Flashlight is covered by a manufacturer's warranty against defects in materials and workmanship. Please refer to the warranty card included with your product or contact Sofirn customer service for specific warranty terms and conditions.
10.2 고객 지원
For any questions, technical assistance, or warranty claims, please contact Sofirn customer support through their official web제품을 구매한 사이트 또는 소매업체.





