Bigblue AL1800NP-II 1800-Lumen Technical Dive Light
Illuminate the Depths with Confidence
Bigblue AL1800NP-II – 1800-Lumen Tech Light
Your ultimate companion for technical and deep diving missions, offering power, precision, and reliability in one rugged package.
Why Choose the AL1800NP-II?
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Powerful yet focused beam
With a 10° spot beam driven by a high-output XML LED, this light penetrates the darkness and reveals distant features with clarity. -
Multiple brightness levels
Four output modes: 180 lm, 450 lm, 900 lm, and full 1800 lm—so you can tailor intensity to task and preserve battery. Emergency SOS mode is built in for added safety. -
Built for the depths
Rated to 100 meters (330 feet), this light is designed to endure the pressures of advanced dives. -
Sturdy & dependable construction
Machined from anodized aluminum, it’s built to resist corrosion and impact in demanding underwater conditions. -
Smart battery system
Includes a rechargeable 26650 Li-ion cell, with color-coded battery level indicator. Expect up to 2 hours at full power, and as long as 20 hours on the lowest setting. -
Complete kit, ready to dive
Comes with USB charger, wrist lanyard, spare O-rings, silicone lube, dry bag, and a 12-month limited warranty.
Technical Specifications
| Feature | Specification |
|---|---|
| Maximum Output | 1,800 lumens |
| Beam Angle | 10° (spot) |
| Output Modes | 180 / 450 / 900 / 1800 + SOS |
| Burn Time | ~20 h (low) / 8 h / 4 h / 2 h (max) |
| Depth Rating | 100 meters (330 ft) |
| Battery | Rechargeable 26650 Li-ion |
| Housing | Anodized aluminum alloy |
| Dimensions | 35.5 mm × 139.8 mm |
| Weight (with battery) | –113 g (negatively buoyant) |
Who Is It For?
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Technical divers needing a high-output yet compact primary or backup light.
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Cave and wreck explorers who demand a tight, penetrating beam for distance and contrast.
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Underwater photographers & videographers who need a consistent, strong light source for subject illumination.