Streamlight 66118 Stylus Pro LED PenLight with Holster, Black - 100 Lumens Durable, anodized machined aircraft aluminum construction White LED produces 100 lumens; 950 candela; 62m beam; runs 8 hours IPX4  water-resistant; 2m impact resistance tested About the size of a marker, it fits conveniently in your pocket 5.3 (134 mm); 1.64 oz. (46.9 g) Removable pocket clip