Description of Princeton Tec Blast Flashlight The BLAST delivers high output in a tiny package. A great emergency light, the clip attaches to hat brims, pants pockets, BC's, etc. Throw those penlights away! This little powerhouse delivers a surprising blast of light given its compact size. You will want to pick up several for key rings, backpacks, briefcases, and vehicle glove boxes. The convenient, built-in clip allows you to attach it to your hat for hands-free illumination, or to your belt or pocket for easy access. The Blast maintains waterproof integrity to 100 meters. Features: Power: 1.2 Watts / 14 Lumens Lamp: 1 Xenon Bulb Burn Time: 3 hrs Batteries: 2 AAA Alkaline Weight: 42 g