* Full & Real 4GB key chain pendant memory stick， high USB 2.0/1.1 reading & writing speed :) * Reliable & safe shipment to prevent damage. High quality and durable material :)Specification: * Brand name: Bestrunner ( Web: http://www.bestrunner.directory/ ) * Capacity: 4GB * Interface: USB2.0 * Size: 53x17x7mm(approx.) * Working Temperature: -30~70C * Storage Lifetime: More than 10 years * Fast data transfer rate--Read: 22MB/sec & Write: 3.5 MB/sec * Colors: Green， Black， Purple， Gold， Blue， Red， Silver gray， Rose red * Support USB version 2.0 and 1.0. * Support Windows 2000 / XP / Vista / win 7， Mac 9.0 or above * Support PC Mode: all brands of PC， Laptop， HP， Dell， Toshiba， etc. * Easy to read and read in high speed ，No need drive/power supply only plug in. * Pretty cool for your own use and great to be a gift for your friends and family. * Small style and fashionable products， as an impressive gift for your beloved， friends or even customers.Package Included: 1x 4GB Flash Memory