Credit Card USB Material: ABS Capacity avaliable:128mb/256mb/512mb/1gb/2gb/4gb/8gb/16gb/32b/64gb Chip brand: samsung or toshiba Chip wafer: MLC Operation system: compatible with all regular system Size: 83.5*53*3mm MOQ:100PCS N.W:10.5g Package: blister package, tin box,opp bag, gift box Sent E-mailINQUIRY BASIC INFO 卡片U盘 Product Size: About LOGO Design: Previous : Leather USB Drive Next: Silicon usb drive RELATED Metal Key USB LED usb drive OTG USB swivel usb drive Crystal Pen USB