Transcend's StoreJet 25M3 ruggedized external hard drive combines supreme shock-resistant qualities with the USB 3.1 Gen 1 interface allowing for ultra-fast file transfers and the highest level of anti-shock protection.Lightning-fast transfer speedsThe StoreJet 25M3 external hard drive is equipped with the USB 3.1 Gen 1 interface providing lightning-fast transfer rates of up to 5Gbps.Excellent anti-shock protectionThe StoreJet 25M3 features a three-stage shock protection system that meets US military drop-test standards to fully protect data stored on the drive. The three-stage shock protection system includes a silicone rubber case an internal shock-absorbing suspension damper and a reinforced hard casing.Two color optionsThe StoreJet 25M3 comes in iron gray and military green. Pick your favorite color!One touch auto backupThe StoreJet 25M3 is equipped with a one touch auto-backup button that instantly backs up your data with just one press*. The button also enables you to reconnect the hard drive to your PC without the need to unplug and reinsert it.Manage data with Transcend EliteA free download from Transcends official website the Transcend Elite data management software is available for both Windows OS and macOS. Transcend Elite features backup and restore data encryption and cloud backup functions helping you keep your important files organized protected and up-to-date!Guaranteed qualityTranscends external hard drives are built to the highest standards and rigorously tested offering outstanding quality performance and reliability. Transcend products both look after your data and complement your good taste.