Sync and/or charge any smartphone or tablet with Micro-USB port including Samsung Galaxy S4, Note 4, Tab S, Tab 4, Note 10.1 & Tab Pro series. After devices are done charging, the built-in power on & off switch can disconnect power to the device while remaining connected to power charger. It can also be used to charge any USB game controller including PS4, XBOX ONE console or accessories with Micro-USB. Made of thicker & pure copper wire to supports power charge current up to 2.1amp. Note: When the device is connected to the computer and power is set to off, data sync will remain active. (Connectors: USB A Male to Micro-B 5-Pin Male; Length: 2.5-Meter; Color: Black)