One plus one is greater than two. The StoreJet 25M3 combines the shock-resistant qualities with the SuperSpeed 5Gb/s interface bandwidth of USB 3.1 Gen 1, allowing users to enjoy ultra-fast file transfers and the highest level of anti-shock protection.SpecificationsDimensions 129.5mm x 82.4mm x 20.4mm (5.10" x 3.24" x 0.80")Weight 1TB / 500GB: 216g (7.62 oz)2TB: 230g (8.11 oz)Storage Media 2.5" SATA HDDConnection Interface USB 3.1 Gen 1 (backward compatible with USB 2.0)Operating Voltage USB DC 5VOperating Temperature 5ｰC (41ｰF)~55ｰC (131ｰF)Power Saving Mode 10 minsCertificates CE, FCC, BSMIFor Any Query Please Contact Bizgram Asia Pte Ltd +65-87776955