LuxPower

NEW AND IMPROVED 2017 DESIGN: Slim, lightweight, and super bright with 3 modes: Steady, Slow Flash, and Strobe. Smart power management allows up to 100 hours of continuous use on one set of batteries.
EASY TO USE: Works right out of the box and comes preinstalled with batteries. Simple one touch power switch, clips easily onto your belt, pocket, backpack, helmet, armband, or clothing.
COMPACT AND WATER RESISTANT: Conveniently portable, durable, and reliable; take it with you while doing any outdoor activity in the rain, snow, or other weather conditions. Each light weighs less than half of an ounce and is the size of a car alarm key.