C4eLED C4 eLED The C4 eLED® waterproof light is our lightest weight primary light. It is designed to fit smaller hands while still offering brightness comparable to lights twice its size. Its water-cooled heat sink actually increases brightness underwater and improves burn time. For maximum illumination and a comfortable fit, the C4 is the perfect solution. •A pair of water cooled high intensityLEDs delivers over 5 watts of power. •Brightness increases up 40% underwater with UK's unique LED watercooling design. •Full and half-power switch can extend batter life even more •Power circuit control maintains almost contant brightness with alkaline or rechargeable batteries •Light from the eLED® is close to sunlight in color and travels farther through water for maximum visibility •Non-breakable locking switch prevents accidental actuation. •Integral pistol style grip •Front lens protected by heavy rubber boot for drop protection •Tough, non-corroding ABS and polycarbonate plastic construction •Rubber sleeve lanyard included •Powered by 4 disposable Alkaline, Nicad or NiMH C/LR14-cells. •With a 2.8 AHr NiCad Battery Pack and 10-hr Battery/Charger Kit, upgrade your light to a Rechargeable •Proudly made in the USA