I bought this online last week for my extra paper routes (needed big red light for filling out forms while in cruise at night). You recharge with your USB port, you could probably blind someone at night with it (might be more useful than a knife for protection) and more. I took some pics and added some captions.
https://dougreeves.smugmug.com/Hardware-Reviews/NEBO-Flashlight/
https://dougreeves.smugmug.com/Hardware-Reviews/NEBO-Flashlight/