Introducció
The Sofirn SP35 is a powerful and versatile LED flashlight designed for various outdoor and indoor activities. It features a Luminus SST-40 LED, offering up to 2200 lumens of brightness, and is powered by a rechargeable 21700 lithium-ion battery. With its Type-C charging port, durable aerospace-grade aluminum alloy body, and advanced temperature regulation, the SP35 provides reliable and efficient illumination.
Contingut del paquet
- Sofirn SP35 Flashlight
- 1x 21700 Rechargeable Lithium-ion Battery (5000mAh)
- Cable de càrrega USB-C
- 2x Spare O-rings
- Corda
- Manual d'usuari

Especificacions
| Característica | Descripció |
|---|---|
| Emissor | 1x Luminus SST-40 (50,000 hours lifespan) |
| Vol. Operatiutage | 3.0 V - 4.2 V |
| Conductor | Controlador de corrent continu |
| Opcions de bateria | 1x bateria recarregable de ions de liti 21700 |
| Dimensions | 126 mm (longitud) × 28 mm (diàmetre del cap) |
| Pes | 73 grams (sense bateria) |
| Material del cos | Aerospace grade 6061 aluminum alloy, hard-anodized (Type III) |
| Lent | Lent de vidre mineral endurit |
| Resistència a l'aigua | IPX-8 (fins a 2 metres sota l'aigua, no apte per a busseig) |
| Resistència a l'impacte | 1 m / 3.28 peus. |
| Carregant | Port USB-C, entrada DC 5V 2A |
| Mode Memòria | Memorizes last brightness level in general modes (Eco/Low/Med/High) |
| Protecció | Reverse polarity, Low voltage advertència, Vol baixtage protection, Advanced Temperature Regulation (ATR) |
| Sortida màxima | 2000 lúmens |
| Max Beam Range | 332 metres |
| Canvi de mode | Alt/mitjà/baix |
| Suport de regulador d'intensitat | 5-8 Files |
| Distància focal | No ajustable |

Configuració
Instal·lació de la bateria
- Desenrosqueu la tapa posterior de la llanterna.
- Insert the 21700 rechargeable lithium-ion battery with the positive (+) terminal facing towards the head of the flashlight.
- Screw the tailcap back on tightly to ensure proper contact and water resistance.
Carregant
The Sofirn SP35 features a convenient USB-C charging port. To charge the battery:
- Locate the USB-C port on the flashlight body, usually covered by a rubber flap.
- Obriu la solapa de goma.
- Connect the provided USB-C cable to the flashlight's port and the other end to a 5V 2A USB power source (e.g., wall adapter, power bank, computer USB port, car charger).
- The LED indicator on the side switch will show charging status. It typically glows red while charging and turns green when fully charged.
- Once charging is complete, disconnect the cable and securely close the rubber flap to maintain water resistance.


Instruccions de funcionament
The SP35 offers two main mode groups: Stepped and Ramping. You can toggle between them.
Group 1: Stepped Mode (Default)
- Activar/desactivar: Feu clic a l'interruptor lateral.
- Modes de cicle: From ON, press and hold the side switch to cycle through Eco → Low → Medium → High. Release the button at your desired brightness.
- Mode turbo: Double click from OFF or ON.
- Return from Turbo: Single click to return to the previously used mode.
- Moonlight Mode (from Turbo): Double click again from Turbo mode to activate Moonlight.
Grup 2: RampMode de funcionament
Ramping mode allows for stepless brightness adjustment.
- Activar/desactivar: Feu clic a l'interruptor lateral.
- Adjust Brightness (Ramp): From ON, press and hold the side switch to steplessly increase or decrease brightness.
- Change RampDirecció: Release the button and press and hold again within 1.5 seconds to reverse the ramping direction. The light will flash once when it reaches the minimum (Moon) or maximum (Turbo) brightness.
- Mode turbo: Double click from OFF or ON.
- Return from Turbo: Single click to return to the previously used brightness level.
- Moonlight Mode (from Turbo): Double click again from Turbo mode to activate Moonlight.
Activating Moonlight Mode (from OFF)
- From OFF, press and hold the side switch for 1 second to turn on the flashlight in Moonlight level.
Toggle Between Mode Groups
- From ON, perform 4 fast clicks of the side switch to switch between Group 1 (Stepped) and Group 2 (Ramping).
Modes estroboscòpics
- Activate Strobe: Triple click the side switch from OFF or ON.
- Cycle Strobe Modes: While in Strobe mode, double click again to cycle through SOS → Beacon → Strobe.
Bloqueig electrònic
The SP35 includes a lockout function to prevent accidental activation.
- Activa el bloqueig: From OFF, perform 4 fast clicks of the side switch.
- Desactiva el bloqueig: Perform another 4 fast clicks.
- Moonlight in Lockout: While in lockout mode, press and hold the side switch to temporarily activate Moonlight mode.
Manteniment
- Neteja: Clean the flashlight body and lens with a soft, damp tela. Eviteu els productes químics durs.
- Lubricació: Apply a thin layer of silicone grease to the O-rings periodically to maintain water resistance.
- Cura de la bateria: Store the battery in a cool, dry place when not in use. Recharge the battery regularly, even if not fully depleted, to prolong its lifespan. Avoid over-discharging or over-charging.
- Fils: Keep the threads clean and lightly lubricated to ensure smooth operation and good electrical contact.
Resolució de problemes
- La llanterna no s'encén:
- Ensure the battery is inserted correctly with the positive (+) terminal facing the head.
- Check if the tailcap is screwed on tightly.
- Comproveu que la bateria estigui carregada.
- Check if the electronic lockout is active (4 fast clicks to deactivate).
- Light steps down automatically or turns off:
- This is likely due to the Advanced Temperature Regulation (ATR) system preventing overheating. Allow the flashlight to cool down.
- El baix voltage protection may have activated. Recharge the battery immediately.
- LED indicator flashing rapidly:
- This indicates a low battery voltage warning. Recharge the battery as soon as possible.
- Modes not switching or stuck on minimal brightness:
- Ensure the battery is fully charged. Low voltage can sometimes limit available modes.
- Try resetting the flashlight by unscrewing the tailcap, removing the battery for a few seconds, and then reinserting it.
Consells per a l'usuari
- Temperatura de color: Some users prefer the 5000K option for better object distinction, as 6500K can appear too blue and bright without enhancing visibility in certain conditions.
- Rendiment en temps fred: The flashlight is designed to operate in cold conditions, but charging lithium batteries in freezing temperatures is not recommended.
- Compatibilitat de la bateria: While designed for 21700 batteries, an 18650 battery can be used with an adapter or spacer.
- juntes tòriques: The included rubber O-rings are spare parts for maintaining the flashlight's water resistance. Replace them if the original ones are damaged or worn.
Garantia i Suport
For warranty claims, technical support, or any questions regarding your Sofirn SP35 flashlight, please contact the manufacturer or your point of purchase. Keep your purchase receipt as proof of purchase.





