If you want to use for Mac then Please email us once you make Purchase so we can format this drive under FAT32 to make it work with Mac pc as Normally we format it under NTFS for Windows. BIPRA 250GB 250 GB External USB 2.5" Pocket Size Hard Drive Comes with FREE One Touch Back Up Software & Free Carry Case- - 1 Year Warranty from Bipra Limited Item Description Silver in Colour Very Slim lightweight design. Product Features: * You can store 250GB data in your Pocket size driver. * Ultra Slim Design. . * Formatted and ready to be used. No messing about needed, just plug it into your USB Ports and away you go!! * Support Plug & Play. * Ideal for Data Backup, Photos, Video, iTunes, iPod,MP3, MP4 and Presentations etc. * Support USB2.0 480MB/Sec Ultra High Transfer speed, copy huge files in a minutes time. It?s that easy!! * Can be utilised on any Personal Computers, Desktop or Laptop, Apple MACS and UNIX Boxes, etc. * Support Win98/ME/2000/XP/Vista or later versions. * Support Mac OS or later versions. * Please note these Support Macs - but will need Formatting on a Mac. Email for further details before you purchase. What Hard Drive is used in this product? * 250GB 2.5" * 9mm thick * 5400 rmp - Very fast drive!! * 8MB Buffering * Average Seek time: 12ms Storage Capacity on a 250GB External Drive? * 130 hour DVD-quality movies, or * 200 hours of VHS-quality video, or * 130 days of around-the-clock MP3 audio, or * 130000 digital photos, or * 1900 action-packed games What?s included? * 1 x 250GB 2.5" External Hard Drive * 1 x USB Cable with slipped USB ports * 1 x Protective Pouch * 1 x CD Driver Disc * 1 x User Manuel (Printed Copy)