Light Up the Reef — See More Below the Surface

Discover the underwater world with clarity and brilliance using the Bigblue AL1800WP. This high-performance wide-beam LED dive light delivers a powerful, softly edged 85° beam, ideal for revealing marine life, illuminating reefs, and lighting up the ocean floor in all its detail.

Key Features & Benefits

• Wide 85° beam angle for broad illumination
  Unlike narrow spot lights, the AL1800WP gives you a soft, wide spread (85°) beam that floods the scene—perfect for video, photography, or general reef exploration. 

• High output with multiple modes
  Offers four brightness levels: 180 lm, 450 lm, 900 lm, and full 1800 lm. Plus, an SOS/emergency mode. 

• Reliable run times
  Up to ~2 hours at full power (level IV), ~4 hours at level III, ~8 hours at level II, and ~20 hours at level I. 

• Rechargeable Li-ion battery
  Comes with a 26650 battery and USB charger. The light also includes a color-coded battery indicator so you can monitor charge status. 

• Built for depth
  Rated for 100 meters (≈ 330 ft) to suit reef, wreck, and technical dives. 

• Sturdy & compact design
  Machined from anodized aluminum, it’s rugged, corrosion-resistant, and compact (35.5 mm × 129 mm). Weighs ~228 g (with battery), buoyant at –120 g in water. 

• Complete kit included
  Dive light, rechargeable battery, USB charger, wrist lanyard, spare O-rings, silicone lube, roll-top dry bag, and a 12-month manufacturer warranty.

Technical Specifications