Best Universal Head on the market - Super Bright and Super Tight! This is the most powerful LED we've ever offered. The new headlamp is designed around 3 next-generation Cree LED's delivering an incredible 15 ANSI standard lumens nominal, eclipsing both conventional bulbs and standard LED configurations. Features include the newly designed reflector focusing on super bright beam, an easy-to-operate rotary control knob with four brightness settings, and a strobe feature. 56"L Cord. Compatible with 12-28 volt mono plug battery packs. FEATURES: Powerful 3-Cree Bulbs, Extreme Bright Output, Super Tight Spot Pattern, Extended Burn Time, Built-In Strobe Feature.