OUMILY Stainless Steel Outdoor Self-Defense Tactical Pen w/ LED Light - Silver
Not only as a writing tool but also a good tool for self-defense; Can also be used in an emergency to break the window for escape; With strong LED light; Lighting rang:25m; Power supply: 1 x AAA LR03 battery; Continuous working time: 6~7 hours; LED Life time: 50000 hours