FEATURES-Machined aluminum case with blackanodized finish-Non-slip, knurled grip-High intensity 5mm blue LED, impervious to shock with a 100,000 hour lifetime-2 lumens-110 candela-21m beam-Momentary blink switch & constant "on"-24 hour run time-Runs on (3) 'AAAA' alkaline batteries-Removable pocket clip-Glare guard protector included in package-IPX4 water-resistant -2 meter impact resistance tested-6.21" long-1.1 oz.PRODUCT SPECIFICATIONS:Dimension 0.50 X 2.95 X 8.45Height 0.5000Width 2.9500Length 8.4500BODY MATERIAL AIRCRAFT GRADE ALUMINUMMAJOR COLOR BLACKLENGTH IN INCHES 6.21WEIGHT IN OZ 1.1OTHER FEATURES: ULTRA SLIM BLUE LED PEN LIGHT USES 3-AAAA ALKALINE BATTERIES (INCLUDED)