Special for Laptop, Ultrabook, tablet PC and PC. Compact and portable. * Power LED indicates working status. Backward compatible with USB 2.0/1.1. * Power supply free: Get power directly from PC through built-in 1 ft USB 3.0 cord. * Horizontal ports design: Avoid devices crammed. Transfer rate of up to average 130MB/s. * Plug and play. Supports hot-swap function and no need to install drive. 12 Months Warranty. 24h email support.