1. Introduzione
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 Sopraview highlighting key features like 2200 lumens, USB-C charging, and 230-meter beam distance.
2. Contenuto della confezione
Si prega di controllare la confezione per verificare la presenza dei seguenti elementi:
- 1 x Sofirn HS21 Headlamp (batteria inclusa)
- 1 x Fascia per capelli
- Cavo di ricarica 1 x USB-C
- 1 x Manuale utente

Image: Illustration of the Sofirn HS21 package contents, including the headlamp, headband, USB-C charging cable, and user manual.
3. Prodotto finitoview
La testa HS21amp is engineered for versatility and robust performance. It integrates multiple light sources and intuitive controls for various lighting needs.
Componenti
- Fascia regolabile: Per una vestibilità comoda e sicura.
- Push-Touch Switch: Controlla i livelli di potenza e luminosità.
- Interruttore rotante: Selects between different lighting modes (Red, Spot, Flood, Spot & Flood).
- Porta di ricarica USB-C: Per una ricarica comoda e veloce.
- Corpo interamente in metallo: 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).

Immagine: Esploso view of the Sofirn HS21 headlamp, detailing its various components and their functions.
Caratteristiche principali
- Uscita multifunzionale: Spot, flood, and red light modes, with a combined output of up to 2200 lumens.
- Luce rossa: Three red LEDs help preserve night vision and reduce insect attraction.
- USB-C ricaricabile: Built-in USB-C port for quick and convenient charging.
- Costruzione durevole: Made from aerospace-grade aluminum alloy, IP66 waterproof, and 1-meter impact resistant.
- Interruttore rotante: Easy and intuitive switching between light modes.
- Sensore di movimento: 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 mostrareasing its robust design, IP66 waterproof rating, and versatility for activities like hunting and hiking.
4. Impostazione
4.1 Carica iniziale
Prima del primo utilizzo, caricare completamente la testinaamp. 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 Fissaggio della fascia
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. Funzionamento
5.1 Accensione/spegnimento
Premere e tenere premuto il tasto push-touch switch for approximately 0.5 seconds to turn the headlamp Acceso o spento.
5.2 Mode Switching (Rotary Switch)
Ruotare il interruttore rotante sul lato della testataamp to cycle through the main lighting modes:
- Luce rossa: Ideal for preserving night vision and minimizing disturbance.
- Riflettore: Concentrated beam for long-distance illumination.
- Proiettore: 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 il capoamp is ON, short press the push-touch switch to cycle through brightness levels (Low, Mid, High, Turbo) within the currently selected mode. The headlamp will remember the last used brightness level for each mode.

Image: The push-touch switch on the Sofirn HS21 headlamp, illustrating how to adjust brightness levels.
5.4 Red Light Function
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. Ricarica
La testa 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 Indicatore di carica
The power indicator light provides feedback on the battery status and charging process:
- Luce verde (fissa): Batteria rimanente dal 60% al 100%.
- Luce rossa (fissa): Batteria rimanente dal 20% al 60%.
- Luce rossa (lampeggiante): Meno del 20% di batteria rimanente.
- 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. Manutenzione
- Pulizia: Pulisci la testinaamp con un panno pulito e morbido. Per lo sporco ostinato, utilizzare un panno leggermenteamp stoffa. Non utilizzare prodotti chimici aggressivi o materiali abrasivi.
- Magazzinaggio: Conservare la testaamp in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, charge the battery every 3-6 months to maintain battery health.
- Resistenza all'acqua: 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. Risoluzione Dei Problemi
- headlamp non si accende:
- Assicurarsi che la batteria sia carica.
- Check if the battery is correctly inserted (if removable).
- Tenere premuto il pulsante di accensione per 0.5 secondi.
- La luce è fioca o tremolante:
- La batteria potrebbe essere scarica. Ricaricare la testaamp.
- Assicurati che la lente sia pulita.
- La ricarica non funziona:
- Controllare che il cavo USB-C e l'adattatore di alimentazione non siano danneggiati.
- Ensure the cable is fully inserted into both the headlamp e la fonte di alimentazione.
- Prova un cavo USB-C o un adattatore di alimentazione diverso.
9. Specifiche
| Caratteristica | Dettaglio |
|---|---|
| Nome del marchio | Sofirn |
| Numero di modello | HS21 (SFHS210728) |
| Colore | Nero |
| Uscita massima | 2200 lumen |
| Dimensioni del prodotto | 36D x 36W x 65H mm (6.5L x 3.6W x 3.6H cm) |
| Tipo di batteria | Polimero di litio |
| Numero di batterie | 1 (incluso) |
| Componenti inclusi | Cavo USB |
| Grado di impermeabilità | Grado di protezione IP66 |
| Resistenza all'impatto | 1 metri |
| Paese di origine | Cina |
| ASIN | B0FKG5FTVR |
10. Informazioni sulla sicurezza
- Do not shine the light directly into eyes, as it can cause temporary vision impairment.
- Tenere fuori dalla portata dei bambini.
- Non smontare la testinaamp; ciò potrebbe invalidare la garanzia e causare danni.
- Use only the recommended charging cable and power sources.
- Evitare di esporre la testaamp to extreme heat or open flames.
11. Garanzia e supporto
For warranty information and customer support, please refer to the documentation included with your product or visit the official Sofirn websito. Conserva la ricevuta d'acquisto come prova d'acquisto.