1. Introducció
The Sofirn SC21 Pro is a compact and powerful mini flashlight designed for everyday carry (EDC) and various lighting needs. Featuring an upgraded Anduril UI, high lumen output, and USB-C rechargeable capabilities, it offers versatile and reliable illumination.
Característiques principals:
- TOP TIER ANDURIL UI: Upgraded Anduril user interface for advanced control.
- SMALL, BUT POWERFUL: Outputs up to 1100 lumens with a beam reach of up to 429ft, ideal for pocket carry.
- USB-C CHARGING: Convenient internal charging via USB Type-C port.
- READY FOR ALL WEATHER: Constructed from aviation-grade aluminum alloy, resistant to extreme weather.
- MAGNETIC TAIL CAP: Allows attachment to metal surfaces for hands-free use, includes a pocket clip.
Contingut del paquet:
- 1 x Sofirn SC21 Pro Mini Flashlight
- 1 x 16340 Battery (pre-installed)
- 1 x cable de càrrega USB-C
- 1 x Manual d'usuari
- 1 x Clip de butxaca
- Juntes tòriques de recanvi
- Corda

Image: The Sofirn SC21 Pro Mini Flashlight, showcasing its compact design and side button.
2. Configuració
2.1 Instal·lació de la bateria
- Desenrosqueu la tapa de la cua de la llanterna.
- Insert the included 16340 battery with the positive (+) end facing towards the head of the flashlight.
- Screw the tail cap back on tightly to ensure proper electrical contact and water resistance.
Nota: The battery may come pre-installed. If so, ensure the tail cap is tightened before first use.
2.2 Càrrega de la bateria
- Localitza el port de càrrega USB tipus C al lateral de la llanterna.
- Connect the provided USB-C charging cable to the flashlight and a compatible USB power source (e.g., computer, wall adapter).
- The indicator light on the side button will show charging status:
- Vermell: Càrrega en curs.
- Verd: Càrrega completa.
- A full charge typically takes approximately 1.5 hours (with a 5V/1A power source).

Image: The Sofirn SC21 Pro connected to a USB-C charging cable, with the indicator light showing charging status.
3. Instruccions de funcionament
The SC21 Pro utilizes the advanced Anduril UI, offering extensive customization and multiple modes. This manual covers basic operations. For detailed advanced features, please refer to the comprehensive Anduril UI diagram often provided with the product or available online.
3.1 Basic Operation (Stepped Ramping Mode - Default)
- Activar/desactivar: Single click the side button.
- Change Brightness (Ramping): When ON, press and hold the button to ramp up or down. Release and press-and-hold again to reverse direction.
- Direct Low: From OFF, press and hold the button to turn on at the lowest brightness level.
- Direct Turbo: From ON or OFF, double-click the button to activate Turbo mode (maximum brightness). Double-click again to return to the previous brightness level.
- Voltage Comproveu: From OFF, triple-click the button. The main LED will flash out the voltage (e.g., 4 flashes, pause, 2 flashes for 4.2V).
3.2 Funció de bloqueig
To prevent accidental activation (e.g., in a pocket or bag), use the electronic lockout:
- Activa el bloqueig: From OFF, 4 clicks. The light will flash once to confirm.
- Desactiva el bloqueig: From locked, 4 clicks. The light will turn on at the previously used brightness.
- Momentary Low (from Lockout): From locked, press and hold. The light will turn on at a low level. Release to turn off.
- Momentary High (from Lockout): From locked, double-click and hold. The light will turn on at a high level. Release to turn off.
3.3 Muggle Mode
Muggle mode simplifies the UI for basic users, limiting brightness and disabling advanced features.
- Activate Muggle Mode: From OFF, 6 clicks.
- Deactivate Muggle Mode: From Muggle mode, 6 clicks.
3.4 Using the Magnetic Tail Cap and Pocket Clip
- The integrated magnetic tail cap allows you to attach the flashlight to any ferrous metal surface for hands-free illumination.
- The dual-way pocket clip can be used to secure the flashlight to clothing (e.g., pocket, belt, hat brim) or gear.

Image: The Sofirn SC21 Pro demonstrating its magnetic tail cap attached to a metal surface and its dual-way clip on a hat.
4. Manteniment
4.1 Neteja
- Netegeu regularment les rosques i les juntes tòriques amb un drap net.
- If the flashlight experiences poor connection, wipe the spring or the ends of the battery with alcohol to remove any debris.
- No utilitzeu productes químics o materials abrasius per netejar.
4.2 Emmagatzematge
- For long-term storage, unscrew the tube slightly or remove the battery to prevent accidental activation and parasitic drain.
- Guardeu la llanterna en un lloc fresc i sec, lluny de la llum solar directa i de temperatures extremes.
4.3 Resistència a l'aigua
The SC21 Pro is designed to be water-resistant. Ensure all parts are tightly screwed to maintain its water resistance rating. Avoid submerging the flashlight for extended periods or in high-pressure water environments unless specified otherwise.
5. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Flashlight does not turn on or is dim. |
|
|
| La llum parpelleja o s'apaga inesperadament. |
|
|
| Cannot switch modes or access advanced features. |
|
|
6. Especificacions
| Característica | Detall |
|---|---|
| Marca | sofirn |
| Model | SC21 Pro |
| Tipus de font de llum | LED (LH351D, 90 High CRI, 5000K) |
| Brillantor | Fins a 1100 lúmens |
| Distància del feix | Fins a 429 peus (131 metres) |
| Font d'alimentació | Funciona amb bateria |
| Tipus de bateria | 1 x 16340 Lithium Polymer (included) |
| Carregant | USB tipus C recarregable |
| Material | Aliatge d'alumini de grau aeri |
| Dimensions (L x A x A) | 3.8 "P x 2.5" W x 1.6" H |
| Pes | 2.1 unces |
| Nivell de resistència a l'aigua | Resistent a l'aigua |
| Característiques especials | Adjustable Light Modes, Lightweight, Portable, Rechargeable, Weatherproof, Magnetic Tail Cap, Anduril UI |

Image: Visual representation of the Sofirn SC21 Pro's small and lightweight design, showing its length, diameter, and weight.

Image: The Sofirn SC21 Pro illuminating a path at night, demonstrating its super bright and wide beam pattern.

Image: A comparison showing the superior color rendering (90 CRI, 5000K) of the Sofirn SC21 Pro compared to other low CRI lights.
7. Garantia i Suport
Sofirn products are designed for durability and performance. For specific warranty details, including coverage period and terms, please refer to the warranty card included with your purchase or visit the official Sofirn weblloc.
If you encounter any issues or have questions regarding your Sofirn SC21 Pro Mini Flashlight, please contact Sofirn customer support through their official website or the retailer from whom you purchased the product. Please have your model number and purchase date ready when contacting support.
Official Sofirn Weblloc: www.sofirnlight.com





