keychain Usb Drive Material:metal 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:60*18*10mm MOQ:100PCS Color: silver Package: blister package, tin box,opp bag, gift box Sent E-mailINQUIRY BASIC INFO Previous : Metal Key USB Next: Leather USB Drive RELATED LED usb drive swivel usb drive Metal usb drive Bracelet silicon USB Silicon usb drive Credit Card USB