... is a small and exquisite 43g mini convenient portable keychain LED flashlight. WK21 equipped CREE XM-L T6 LED ... reach up to 500Lm; Tail disassemble strong magnet, clip, keychain, aircraft aluminium body, reverse polarity protection circuit, antiskid ... Functions: Memory function, Tail disassemble strong magnetPackage Contents: Flashlight Keychain O-ring ClipUsage 1. Place battery: unscrew tail cap ...