Connects smartphone and tablet with Micro-USB port to your computer. It can also be used to sync and/or charge thru USB port. Also works with USB AC power outlet for charging your devices. Supports power charge current up to 2.1amp. Works with Samsung S3, S4 & Galaxy Tab 3 Series, Kindle, Samsung, Google Nexus, Acer, LG, HTC, Nokia, Motorola and any device with Micro-USB port. (Connectors: USB A Male to Micro-B 5-Pin Male; Length: 3M/9.8ft; Color: Black)