This powerful, keyring-size light features gold-plated contact leads that resist corrosion in damp conditions.
Its miniature dimensions of 1-1/2" x 1" x 1/4" fit on keys, zipper pulls, or can conveniently hang around your neck
Simple squeeze-and-release switch puts efficient light literally at your finger tips
Made from glass-filled polyurethane for strength, impact- and abrasion-resistance
Four highly-visible LED colors to choose from--select the right light to suit your need
Certified for space flight by NASA
White and blue are the brightest lights, providing 12-hours of continuous light on 2 lithium batteries (CR2016), included. Yellow and red supply over 100-hours of light on a single lithium battery (CR2032), included. Lithium batteries have a 10-year shelf life and are not affected by cold or heat. Made in USA.