External ssd solid state drive colour orange dimensions 89 x 140 x 24 mm power supply via usb port via thunderbolt port capacity 500 gb form factor 25 inch height 24 mm dimension 89 x 140 mm design external memory type mlc bus sata iii sata 600 bus speed 6 buffer 64 mb interfaces thunderbolt usb 30 read speed 387 mbs weight 280 g special feature shockproof features integrated thunderbolt cable