Travel-tough & water-resistant, this micro USB drive offers secure storage in an ultra-compact size. The ergonomic form factor makes handling the drive easy while the ruggedized SIP design makes this an ultra portable, durable & reliable USB drive. The included lanyard makes keeping up with this tiny drive easy when on the go. Connector / Port / Interface: USB 2.0; Storage Capacity: 4 GB; Weight: 0.16 oz; Operating System Compatibility: Linux ®: 2.4 & Later; Mac ® OS x 10.4 & Later; Windows ® XP, Vista ™, 7, 8, 10.