... applies to students,home,office,outdoor,emergency ... use computer, mobile, memory etc.Design: appearance of small and colourful , technology innovation, practical, decorativepicture:USB charger plug the card in the usb ... card, flash card, memory card, all card reader led flashlightthen plugs into the computer's usb port.highlight mini torch - rotate to off, onvarious colors choosepackage USB card reader ...