Princeton Tec Pulsar L.E.D. Key Chain

Slightly larger than a quarter and weighing 7 grams, the Princeton Tec Pulsar L.E.D. Key Chain provides instant illumination for any situation and offers easy battery replacement. This compact Ultrabright LED burns with unbelievable intensity making it the perfect choice for key chains, backpacks, book bags, zippers and emergency situations. The Pulsar II stays on so you can free up your hands for other tasks.