1. Introducció
The Sofirn HS21 is a high-performance, rechargeable headlamp designed for a wide range of outdoor and work activities. It features multiple lighting modes, including a powerful spot beam, a wide floodlight, and a red light option, delivering up to 2200 lumens of brightness. Built with durability and user convenience in mind, the HS21 is waterproof and impact-resistant, making it a reliable companion for hiking, camping, fishing, hunting, and emergency situations.

Image: Sofirn HS21 Headlamp acabatview highlighting key features like 2200 lumens, USB-C charging, and 230-meter beam distance.
2. Contingut del paquet
Si us plau, comproveu el paquet per veure si hi ha els elements següents:
- 1 x Sofirn HS21 Headlamp (bateria inclosa)
- 1 x Diadema
- 1 x cable de càrrega USB-C
- 1 x Manual d'usuari

Image: Illustration of the Sofirn HS21 package contents, including the headlamp, headband, USB-C charging cable, and user manual.
3. Producte acabatview
El capçal HS21amp is engineered for versatility and robust performance. It integrates multiple light sources and intuitive controls for various lighting needs.
Components
- Diadema ajustable: For comfortable and secure fit.
- Push-Touch Switch: Controls power and brightness levels.
- Interruptor rotatiu: Selects between different lighting modes (Red, Spot, Flood, Spot & Flood).
- Port de càrrega USB-C: For convenient and fast recharging.
- Full Metal Body: Ensures durability and heat dissipation.
- TIR Lens: For efficient light distribution.
- LED: Features 3 red LEDs, 6 x 5000K LEDs (for floodlight), and 1 x 6000-6500K LED (for spotlight).

Imatge: Explosió view of the Sofirn HS21 headlamp, detailing its various components and their functions.
Característiques clau
- Multi-functional Output: Spot, flood, and red light modes, with a combined output of up to 2200 lumens.
- Llum vermella: Three red LEDs help preserve night vision and reduce insect attraction.
- USB-C recarregable: Built-in USB-C port for quick and convenient charging.
- Construcció duradora: Made from aerospace-grade aluminum alloy, IP66 waterproof, and 1-meter impact resistant.
- Interruptor rotatiu: Easy and intuitive switching between light modes.
- Sensor de moviment: Equipped with a motion sensor for hands-free operation (specific operation details not provided, refer to product packaging for advanced features).

Image: The Sofirn HS21 headlamp espectacleasing its robust design, IP66 waterproof rating, and versatility for activities like hunting and hiking.
4. Configuració
4.1 Càrrega inicial
Abans del primer ús, carregueu completament el capçalamp. Connect the supplied USB-C cable to the headlamp's charging port and to a USB power source. The indicator light will show charging status (see Section 6 for details).
4.2 Fixació de la diadema
Thread the adjustable headband through the designated slots on the headlamp holder. Adjust the strap to ensure a comfortable and secure fit on your head or helmet.

Image: The Sofirn HS21 headlamp demonstrating its 130-degree adjustable angle for optimal light direction and ergonomic design for comfortable wear.
5. Funcionament
5.1 Encès/Apagat
Manteniu premut el botó push-touch switch for approximately 0.5 seconds to turn the headlamp ACTIVAT o DESACTIVAT.
5.2 Mode Switching (Rotary Switch)
Gira el interruptor rotatiu al costat del capçalamp to cycle through the main lighting modes:
- Llum vermella: Ideal for preserving night vision and minimizing disturbance.
- Punt de mira: Feix concentrat per a il·luminació de llarga distància.
- Floodlight: Wide, even beam for close-range and peripheral vision.
- Spot & Flood Combined: Maximum brightness and coverage.

Image: The Sofirn HS21 headlamp illustrating the rotary switch mechanism for changing between different light modes.

Image: Visual representation of the rotary switch and the distinct illumination patterns for red light, spotlight, floodlight, and combined modes.
5.3 Brightness Adjustment (Push-Touch Switch)
Mentre el capamp is ON, short press the push-touch switch to cycle through brightness levels (Low, Mid, High, Turbo) within the currently selected mode. The headlamp recordarà l'últim nivell de brillantor utilitzat per a cada mode.

Image: The push-touch switch on the Sofirn HS21 headlamp, illustrating how to adjust brightness levels.
5.4 Funció de llum vermella
The dedicated red light mode (activated via the rotary switch) is designed to protect your night vision and is less disruptive to wildlife. It is particularly useful for night fishing, stargazing, or any activity where maintaining dark adaptation is crucial.

Image: The Sofirn HS21 headlamp emitting 620nm red light, demonstrating its effectiveness in preserving night vision and being suitable for outdoor activities.
5.5 Motion Sensor (If applicable)
The Sofirn HS21 is equipped with a motion sensor for hands-free operation. Please refer to the specific instructions on the product packaging or manufacturer's website for details on how to activate and use this feature, as its operation may vary.
6. Càrrega
El capçal HS21amp features a built-in USB-C charging port for convenient recharging. Use the provided USB-C cable to connect the headlamp to any standard USB power adapter (e.g., phone charger, power bank, computer USB port).
6.1 Indicador de càrrega
The power indicator light provides feedback on the battery status and charging process:
- Llum verda (sòlida): 60% - 100% battery remaining.
- Llum vermella (sòlida): 20% - 60% battery remaining.
- Llum vermella (intermitent): Menys del 20% de bateria restant.
- During charging, the indicator will show the current battery level. It will turn solid green when fully charged.

Image: The Sofirn HS21 headlamp connected via its USB-C port for charging, indicating the charging process.

Image: The smart power indicator on the Sofirn HS21, displaying battery status with different light colors and patterns.
7. Manteniment
- Neteja: Netegeu el capamp with a clean, soft cloth. For stubborn dirt, use a slightly damp tela. No utilitzeu productes químics o materials abrasius.
- Emmagatzematge: Guardeu el capamp en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes. Si l'emmagatzemeu durant un període prolongat, carregueu la bateria cada 3-6 mesos per mantenir-la en bon estat.
- Resistència a l'aigua: While the HS21 is IP66 waterproof, avoid prolonged submersion in water. Ensure the USB-C port cover is securely closed to prevent water ingress.
8. Solució De Problemes
- Capamp no s'encén:
- Assegureu-vos que la bateria estigui carregada.
- Check if the battery is correctly inserted (if removable).
- Manteniu premut el botó d'encesa durant 0.5 segons.
- La llum és tènue o parpelleja:
- The battery may be low. Recharge the headlamp.
- Assegureu-vos que la lent estigui neta.
- La càrrega no funciona:
- Comproveu si el cable USB-C i l'adaptador de corrent estan danyats.
- Ensure the cable is fully inserted into both the headlamp i la font d'energia.
- Proveu un cable USB-C o un adaptador d'alimentació diferent.
9. Especificacions
| Característica | Detall |
|---|---|
| Nom de marca | Sofirn |
| Número de model | HS21 (SFHS210728) |
| Color | Negre |
| Sortida màxima | 2200 lúmens |
| Dimensions del producte | 36D x 36W x 65H mm (6.5L x 3.6W x 3.6H cm) |
| Tipus de bateria | Polímer de liti |
| Nombre de bateries | 1 (inclòs) |
| Components inclosos | Cable USB |
| Classificació impermeable | IP66 |
| Resistència a l'impacte | 1 metres |
| País d'origen | Xina |
| ASIN | B0FKG5FTVR |
10. Informació de seguretat
- Do not shine the light directly into eyes, as it can cause temporary vision impairment.
- Mantenir fora de l'abast dels nens.
- No desmunteu el capçalamp; this may void the warranty and cause damage.
- Use only the recommended charging cable and power sources.
- Eviteu exposar el capamp a calor extrema o flames obertes.
11. Garantia i Suport
For warranty information and customer support, please refer to the documentation included with your product or visit the official Sofirn weblloc web. Conserveu el rebut de compra com a comprovant de compra.