SeaLife SL671 Sea Dragon 2500 UW Photo/Video Dive Light Kit includes Grip, Single Tray & SL942 Sea Dragon Case
SeaLife SL671 Sea Dragon 2500 UW Photo/Video Dive Light Kit includes Grip, Single Tray & SL942 Sea Dragon Case - Very Good is backordered and will ship as soon as it is back in stock.
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- Open Box: Generally unused, returned from a customer, with minor blemishes that are not noticeable. Original packaging may be damaged or missing.
- Like New: May be slightly used but looks almost new, with minor blemishes that are not noticeable. Original packaging may be damaged or missing.
- Very Good: Shows signs of use with a few more blemishes. Original packaging may be damaged or missing.
- Good: Shows more signs of use with noticeable blemishes. Original packaging may be damaged or missing.
- Acceptable: Heavily used with more blemishes. Original packaging may be damaged or missing.
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Product Information
Condition: Very Good. The SeaLife SL671 Sea Dragon 2500 is an underwater photo/video light that uses flat panel COB LED technology to mimic natural sunlight, delivering a lab-verified 2500 lumens, a 120-degree beam angle (90 degrees underwater), and a Color Rendering Index of 90, with a depth rating of 200 feet / 60 meters.
Who it is for
This light is built for divers shooting photo or video underwater who need added illumination to correct the blue cast that occurs at depth. It works with GoPro cameras, SeaLife Micro-Series cameras and wide-angle lenses, and it integrates with SeaLife's Flex-Connect accessory system for mounting to a rig.
Key details
- 2500 lumens with constant brightness regulation so output does not dim as the battery drains
- Three brightness levels: 100%, 50%, and 25%
- Burn time of 60 minutes at full power, 120 minutes at half power, and 240 minutes at quarter power
- 7.4V, 3400 mAh, 25Wh lithium ion battery with a 170 minute charge time
- Color temperature of 5000K and a Color Rendering Index of 90
- Depth rated to 200 feet / 60 meters
- Anodized aluminum light head and fiber-reinforced polycarbonate body with dual NBR O-rings
- Weighs 9oz (255g) head only, or 12.9oz (365g) with the battery installed
Compatibility and sizing
The Sea Dragon 2500 connects to GoPro cameras via the included adapter. It is also compatible with SeaLife Micro-Series cameras and wide-angle camera lenses.
What's in the box
- Sea Dragon 2500 light head
- Flex-Connect Single Tray with 1/4-20 mounting screw
- Flex-Connect grip
- 25Wh Lithium Ion battery
- AC power adapter, charging tray, and international plug adapters (US/EU/UK/AU)
- GoPro adapter with acorn nut
- Spare O-rings, O-ring lubricant, and O-ring removal tool
- Instruction manual
- Sea Dragon case
DiveCatalog.com is an authorized SeaLife dealer and a dive shop in Irvine, California since 2003. Call 888-701-4017 or chat with us if you have questions about fit, mounting, or compatibility with your camera rig.
- Flat panel COB LED technology mimics natural sunlight to improve color accuracy underwater.
- 2500 lumen output is lab-verified with constant brightness regulation so the light will not dim as the battery drains.
- Three brightness levels of 100%, 50%, and 25% let you adjust output for the shot.
- 120-degree beam angle in air (90 degrees underwater) spreads light across the scene.
- Color Rendering Index of 90 and 5000K color temperature render natural-looking color.
- One button control for simple operation while diving.
- Emergency mode with SOS signaling capability.
- Corrosion-proof construction with a waterproof battery compartment and integrated protective circuitry.
- Removable rechargeable battery with included charger and international plug adapters.
- Expandable via the Flex-Connect system for mounting additional accessories.
- Depth rated to 200 feet / 60 meters for underwater photo and video use.
| SKU (kit) | SL671 |
| SKU (light head only) | SL6712 |
| Brightness | 2500 lumens (constant regulation) |
| Brightness Levels | 100%, 50%, 25% |
| Beam Angle | 120° in-air; 90° underwater |
| Color Temperature | 5000K |
| Color Rendering Index | 90 |
| Battery | Lithium Ion 7.4V, 3400 mAh, 25Wh |
| Burn Time | 60 min (full), 120 min (half), 240 min (quarter power) |
| Charge Time | 170 minutes |
| Depth Rating | 200 feet / 60 meters |
| Weight | 9oz (255g) head only; 12.9oz (365g) with battery |
| Dimensions | 4.8" x 2.2" x 3.8" (12.2cm x 5.6cm x 9.7cm) |
| Bulb Life | 35,000 hours |
| Buoyancy | Negative (-94g underwater) |
| Materials | Anodized aluminum light head; fiber-reinforced polycarbonate body; dual NBR O-rings |
| Condition | Very Good |
- Sea Dragon 2500 light head
- Flex-Connect Single Tray with 1/4-20 mounting screw
- Flex-Connect grip
- 25Wh Lithium Ion battery
- AC power adapter, charging tray, and international plug adapters (US/EU/UK/AU)
- GoPro adapter with acorn nut
- Spare O-rings, O-ring lubricant, and O-ring removal tool
- Instruction manual
- Sea Dragon case
⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Frequently Asked Questions
How long does the Sea Dragon 2500 battery last on a dive?
The included 7.4V, 3400 mAh, 25Wh lithium ion battery provides 60 minutes of burn time at full power, 120 minutes at half power, or 240 minutes at quarter power. Regulated circuitry keeps brightness constant so the light will not dim as battery power drops. A full recharge takes 170 minutes.
Is the Sea Dragon 2500 compatible with GoPro cameras?
Yes. The kit includes a GoPro adapter with acorn nut for use with GoPro cameras. It is also compatible with SeaLife Micro-Series cameras, wide-angle camera lenses, and the SeaLife Flex-Connect mounting system.
What depth can I take the Sea Dragon 2500 light to?
The Sea Dragon 2500 kit is depth rated to 200 feet / 60 meters.
What is included with the SL671 Sea Dragon 2500 kit?
The SL671 kit includes the Sea Dragon 2500 light head, a Flex-Connect Single Tray with mounting screw, a Flex-Connect grip, the 25Wh lithium ion battery, an AC charger with international plug adapters, a GoPro adapter, spare O-rings with lubricant and removal tool, an instruction manual, and a Sea Dragon case.













