SOFIRN SD03 Diving Flashlight

The Sofirn SD03 is a diving flashlight that is easy to carry. It features an SFT40 LED, boasting a user-friendly interface and a convenient rotary switch for hassle-free locking and unlocking.
ANSI/NEMA FL1 Chart
|
Modes |
Low |
Medium |
High |
|
Luminous Flux |
300lm |
1000lm |
1800lm |
|
Beam Distance |
198m |
331m |
447m |
|
Runtime |
4h |
3h |
1h 30min |
| Runtime (underwater) |
4h |
3h |
55min |
|
Peak Intensity |
9850.0cd |
27333.3cd |
49916.7cd |
| IMPACT RESISTANCE |
1m / 3.28ft |
||
| WATER RESISTANCE |
IP68 (100m underwater) |
||
|
NOTE |
The above-mentioned parameters are based on tests according to international flashlight testing standards (ANSI/NEMA FL1) using one 3000mAh 18650 battery. Results may vary with different batteries or under different environmental conditions. | ||
Specifications
- Emitter: SFT40 5000K*1
- Battery Option: 1×18650 battery
- Working Voltage: 3.0V-4.2V
- Mode Operation: side E-switch
- Material: AL6061-T6 aluminium alloy
- Water Resistance: IP68 waterproof
- Size: 34mm ( head diameter) *126mm (length)
- Weight: 102g(without battery)
- Reverse polarity protection from improper battery installation.
- Advanced Temperature Regulation (ATR) technology: In Medium or High mode, the flashlight heats up easily. To prevent overheating, SD03 automatically reduces the current output when the temperature reaches 60 degrees.
- Low Voltage Warning: The SD03 automatically drops to a lower brightness level when the battery voltage is lower than 3.0V. When it drops to Low mode, the main light flashes twice one minute apart, indicating that the remaining battery power is poor. Please get it replaced in time!
General Operation

Contact
Please contact us for a refund or replacement if your flashlight has a problem within the warranty period.
Sofirn Limited:
Mail Contact: us@sofirnlight.com; eu@sofirnlight.com
Website Contact: service@sofirnlight.com
Address: 401/501, Building 13, 1# Jingdong Road, Fenggang, Dongguan City, Guangdong Province, China

Documents / Resources
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SOFIRN SD03 Diving Flashlight [pdf] User Manual SD03, SD03 Diving Flashlight, SD03, Diving Flashlight, Flashlight |
