BigBlue HL450XW Head Light 450-Lumen Wide Beam Freediving Computers Efficiency is increased while drag

Efficiency is increased while drag and effort is reduced

or for wearing under a wetsuit to reduce chafing

an athletic shirt made of Spandex and Lycra nylon

Two versions

BigBlue HL450XW Head Light 450-Lumen Wide Beam Freediving Computers Efficiency is increased while dragThis head mounted light boasts 450 lumens of power. It? s mounted on an adjustable head strap which fits most head sizes, and is powered by three AAA batteries. This head mounted light boasts 450 lumens of power. It? s mounted on an adjustable head strap which fits most head sizes, and is powered by three AAA batteries. 450 lumens at 6500K color temperature Runs on three x AAA alkaline batteries Four power settings with a color coded battery level