Product Description<br>1.63 inch overall. Water resistant. Impact resistant. Five white LEDs with built in 15 degree angle tilt. Weighs less than one ounce. Metal clip. Top mount design. 10 lumens. Requires 4 CR2016 batteries (included). clam packed.<br>From the Manufacturer<br>Cyclops has consistently been the leader in bringing newly engineered lighting instruments to professional and outdoor market. We continue to redesign, reinvent and rediscover the illumination process in headlamps, flashlights and spotlights to provide safety and optimal performance. Also developing specialty lighting tools that will surely garner appreciation from sportsman and outdoorsman alike. Our vision has become the beacon for others to see. We just have an eye for it.