• Mini led keychain flashlight USB ?charging Features and features. Features and features. Super bright cob lamp: keychain flashlight has a powerful led to provide maximum 800 lumens of illumination while maintaining portable size and minimalist design. 4 lighting modes: our keychain flashlight has 4 lighting modes -cob high mode, cob low mode, cob strobe mode and long press power button are 2-3 seconds bright. Wild applications: portable pocket flashlight with key fob, folding stand, bottle opener and magnet holder. It is used for fishing, hiking and camping, corkscrews, emergency roadside maintenance or multi-purpose work.