Sarrera
Thank you for choosing the Sofirn SD05B Dive Light. This high-performance flashlight is designed for underwater activities, offering 3000 lumens of bright illumination and a waterproof rating of IPX8, allowing it to operate up to 100 meters deep. This manual provides essential information for the safe and effective use, setup, operation, and maintenance of your dive light.

The Sofirn SD05B Dive Light, a compact and powerful illumination tool for underwater use.
Segurtasun Informazioa
- Always inspect the flashlight, especially the O-rings and threads, before each dive to ensure proper sealing and prevent water ingress.
- Do not look directly into the light beam when the flashlight is on, as it can cause temporary vision impairment.
- Mantendu linterna haurren eskura.
- Use only the recommended battery type and charger. Improper use can lead to battery damage or safety hazards.
- Avoid disassembling the sealed head of the flashlight, as this may damage the light and void the warranty.
- After each use in saltwater, rinse the flashlight thoroughly with fresh water and wipe it dry.
Paketearen edukia
Mesedez, egiaztatu paketea elementu hauek dituen:
- 1 x Sofirn SD05B Dive Light
- 1 x Bateria kargagarria
- 1 x Bateria kargagailua
- 1 x Korrila
- 1 x Erabiltzailearen eskuliburua
- Ordezko O-eraztunak (barne badaude)
Konfigurazioa
1. Bateriaren instalazioa
- Kendu linternaren atzeko tapoia erlojuaren orratzen kontrako noranzkoan.
- Insert the provided rechargeable battery with the positive (+) end facing towards the flashlight head.
- Carefully screw the tail cap back on clockwise until it is fully tightened. Ensure the O-rings are properly seated to maintain the waterproof seal.
2. Bateria kargatzea
Lehenengo erabili aurretik, kargatu bateria guztiz hornitutako kargagailua erabiliz.
- Konektatu kargagailua energia-iturri batera.
- Place the battery into the charger according to the polarity markings.
- Kargagailuko adierazle-argiak kargatze-egoera erakutsiko du (adibidez, gorria kargatzen ari bada, berdea guztiz kargatuta dagoenean).
- Guztiz kargatuta dagoenean, kendu bateria kargagailutik.
3. Uhala lotzea
The SD05B features an upgraded tail cap design for easier lanyard attachment.
- Thread the lanyard through the dedicated slot on the tail cap.
- Secure the lanyard as desired to prevent accidental drops, especially during underwater activities.

The SD05B features an upgraded tail cap for improved lanyard attachment compared to the previous model.
Funtzionamendu-argibideak
Magnetic Ring Switch
The Sofirn SD05B uses a magnetic control ring for easy and reliable operation, even underwater.
- Piztu/Desaktibatu: Rotate the magnetic ring from the 'Off' position (indicated by 'Ø') to any brightness mode (Low, Medium, High) to turn the flashlight on. Rotate it back to 'Ø' to turn it off.
- Modu aukeraketa: While the flashlight is on, rotate the magnetic ring to cycle through the brightness modes: Low (L), Medium (M), and High (H).

The magnetic control ring allows for easy mode selection and power control.
Erabilera eszenatokiak
The SD05B is suitable for various activities:
- Tech Diving: Provides powerful illumination for technical dives.
- Underwater Videos/Photography: Offers consistent light for capturing marine life.
- Caving: Durable and bright for exploring dark environments.
- Beach Combing: Useful for night exploration along shorelines.

The Sofirn SD05B is a versatile light for various demanding environments.
Mantentzea
1. Zaintza orokorra
- After each dive, especially in saltwater, rinse the flashlight thoroughly with fresh water to remove salt and debris.
- Wipe the flashlight dry with a soft cloth.
- Store the flashlight in a cool, dry place away from direct sunlight.
2. O-Ring Maintenance
The O-rings are crucial for maintaining the waterproof seal.
- Regularly inspect the O-rings for any cuts, cracks, or signs of wear.
- Clean any dirt or debris from the O-rings and their grooves.
- Apply a thin layer of silicone grease to the O-rings periodically to keep them supple and ensure a good seal.
- Replace damaged O-rings immediately with the provided spare O-rings or genuine Sofirn replacements.
3. Bateria zaintzea
- Remove the battery if the flashlight will not be used for an extended period to prevent potential leakage or damage.
- Store batteries in a protective case to prevent short circuits.
- Recharge batteries before they are completely depleted to prolong their lifespan.
Arazoak konpontzea
| Arazoa | Kausa posiblea | Irtenbidea |
|---|---|---|
| Linterna ez da pizten. | Bateria agortuta dago edo gaizki sartuta dago. | Charge the battery or re-insert it with correct polarity. |
| Flashlight flickers or has low output. | Low battery power; loose connections; dirty contacts. | Recharge battery; ensure tail cap is tightened; clean battery contacts and threads. |
| Water ingress after diving. | Damaged or improperly seated O-rings; tail cap not fully tightened. | Inspect and clean O-rings, apply silicone grease, replace if damaged. Ensure tail cap is securely tightened before diving. |
| Magnetic ring switch is stiff. | Saltwater residue or debris. | Rinse the switch area with fresh water and rotate it several times to clear debris. |
Zehaztapenak
| Ezaugarri | Xehetasuna |
|---|---|
| Modelo zenbakia | SD05B |
| Marka | Sofirn |
| Argi iturri mota | LED |
| Materiala | Durable Aircraft-Grade Aluminum |
| Kolorea | Beltza |
| Energia iturria | Bateriaren bidez |
| Bateria mota | Litio polimeroa (1 barne) |
| Uraren Erresistentzia | IPX8, up to 100 meters underwater |
| Eragin Erresistentzia | 1 metro |
| Neurriak (L x D) | 4.69" x 1.48" (11.9 cm x 3.76 cm) |
| Muntatze Mota | Eskukoa |
| Modua | Argi-fluxua (lm) | Iraupena (h) | Izpiaren distantzia (m) | Peak Intensity (cd) |
|---|---|---|---|---|
| Alta | 3000 | 1.5 | 270 | 18250 |
| Ertaina | 1000 | 2.5 | 150 | 5691 |
| Baxua | 320 | 8.5 | 86 | 1850 |
Note: The above data is approximate and may vary based on battery and environmental conditions.

Visual representation of the SD05B's performance parameters across different modes.
Bermearen informazioa
The Sofirn SD05B Dive Light comes with a 1 urteko fabrikatzailearen bermea from the date of purchase. This warranty covers manufacturing defects and workmanship. It does not cover damage caused by misuse, unauthorized modification, improper maintenance, or normal wear and tear. Please retain your proof of purchase for warranty claims.
Bezeroarentzako Arreta
If you encounter any problems or have questions regarding your Sofirn SD05B Dive Light, please contact Sofirn customer service. Refer to the contact information provided with your purchase or visit the official Sofirn weblaguntzarako gunea.





