Cyanics 2 in 1 Premium 3 Port USB Hub for MacBook Air, MacBook Pro, MacBook, Laptops and Smartphone stand for iPhone 5, 4S, Samsung Galaxy S3, S2, LG Optimus G and more 2 in 1 Sleek design USB Hub and Smartphone stand (stand function only - does not charge your smartphone) Stand function for most smartphones including iPhone 5, 4S, Samsung Galaxy S3 and more USB 2.0 Hub, 3 additional USB ports to your Mac (or PC), allowing you to connect USB devices such as digital cameras, phones, flash drives, and printers. Shielded cable provides safe data transfer and long-term usage Removable cable (white and length approximately 4 ft). Built-in AC adapter port (AC adapter not included)