6.13" overall. Pocket clip. Multiple functions: Pen tip light, Green laser pointer, Pen clip light, and pen. Light and pen can be separated. Bolt action. Secure locking mechanism. Textured grip. Includes charging base. Type-C charging cable. Lithium battery included. Lighting levels-Clip light: High (120-60 lumens, 14+21m runtime); Medium (60 lumens, 45m runtime); Low (20 lumens, 110m runtime); Moon (5 lumens, 5h runtime); Pen tip (0.2 lumens, 2.5h runtime). Water resistant. Aluminum construction