ProTac 1L-1AA Flashlight LED - CoyoteDurable, anodized aluminum construction with anti roll head and unbreakable pocket clip Solid state power regulation provides maximum light output throughtout battery life Rubber push button tail switch Meet the perfect everyday carry light. This dual fuel ultra compact flashlight accepts a single lithium or alkaline battery, providing you with ultimate flexibility in the field to ensure you always have a beam when you need it.