Enjoy the versatility of the Porodo Multi-Functional Tactical Pen. This tactical pen is a writing instrument that also functions as a flashlight, whistle, screwdriver, bottle opener, and safety hammer. It integrates six important tools seamlessly. The energy-efficient LED light with an adjustable beam of 25 lumens ensures that you are never left in the dark. With a maximum operating time of three hours, this device is ideal for professionals, regular users, and outdoor enthusiasts alike.