12-IN-1 Multifunctional Tool Pen: It has combining the most needed EDC tools, Glass Breaker + Flashlight(with strobe mode) + Ballpoint + Stylus Pen + Bottle Opener + Compass + Whistle + Multi-tool Head(can be used as bottle opener, nut wrench, etc). All hidden in a smooth, streamlined pen body that can be easily clamped in your POCKET. Our tactical multi-function tool also includes 4 ink refills, 2 battery and a complete user guide.