VARIABLE LIGHT CONTROL: Easily adjust your headlamp’s light output—using the responsive Variable Light Control Technology dial to regulate beam intensity. REAR-FACING SAFETY LIGHT: Make yourself visible to those behind you with an independently controlled safety light—shining solid red or flashing red—built into the battery housing at the rear of the head strap DUAL COLORS: Select from two beam colors—the white chip on board (C.O.B.) for general use and the red anti-glare LED to prevent “night blinding.” DUAL POWER: Power your headlamp how it suits you best—with standard alkaline AAAs (included) or a COAST ZITHION-X rechargeable battery (purchased separately) for added convenience and savings over time. COAST LIFETIME WARRANTY: Take confidence in your product knowing it is backed by COAST’s total commitment to quality and Lifetime Warranty program.