Verbatim 16GB Micro USB Flash Drive, Black 44050 USB 2.0 Interface Tiny, rugged USB drive measures 1.26 x 0.48 x 0.1 inch 4GB -32GB capacities Available in 7 trendy colors Bonus key ring lanyard for mobile phones or key rings Intuitive Ergonomic design with slim, streamlined style for easy handling Lifetime limited warranty Password protection software available for download (works with Windows operating systems only)