The ATAC™ PLx Tactical Pen Light is an extremely versatile and light weight product. Do not be fooled by the sleek (2) AAA design, this is a full function tactical product made from aerospace grade aluminum, includes a tactical Momentary-On switch and throws a brilliant 69 ANSI FL1 Lumens of light in a smooth beam pattern while providing over 3 hours of runtime. Compatible with the 53144 - ATAC™ Belt Clip/ Holster Accessory •Aerospace Grade Aluminum •(2) AAA Duracell® Batteries Included •Regulated Circuit for Maximum Output •Cree® XP-C LED •Gold Plated Contacts •High Mode w. Momentary-On Switch •Stamped Metal Pocket Clip •Water Resistant Construction •Length: 5.0" (128.2mm) •Max. Diameter: 0.7" (17.1mm) •Body Diameter: 0.7" (17.1mm) •Product Weight: 1.3oz (37g) •Weight w. Batteries: 2.2oz (61g)