180 Lumens Easy-to-use Tail Cap Switch 3 Functions: Momentary Constant & Strobe Injection-molded Carbon-fiber and polymer Body Stainless Steel & Black Oxide-finish Metal Corrosion-resistant Black Anodized Aluminum Ambidextrous Operation Of All Programmed Functions Intelligent Circuit Design Eliminates Afterglow No Tools Required For Installation Or Battery Removal Antireflective Glass Lens For Maximum Light Output High-impact Lifetime LED Resists High G-forces From Recoil & Drops Improved Tail Cap & Switch Low Battery Indicator Max Output: 180 Lumens Dia: 1.1" Length: 3.1" Weight (with and without Batteries): 2.5oz and 1.9oz For Right-hand Use