CLASSYTEK OTG Cable Micro USB Male to USB 2.0 Male Cable Adapter for All Compatible Smartphones & Tablets - Black • This USB Host adapter cable allows you to connect a USB memory stick, a USB memory card reader, BUT please note some standard USB devices may not function if they consume too much power. • PC-free back up of videos and photos from Samsung Galaxy S III to an external memory stick in a convenient way, Connect to a keyboard for easier control of your Samsung Galaxy S III. • Create a simple way to connect mobile devices to a USB capable computer for every day tasks such as data synchronization and file transfers. • Compatible with Cellphones, GPS systems, PDAs, OTG devices, digital cameras, etc. • Direct support OTG function of mobile phone connection U disk, keyboard, mouse, digital camera and peripheral equipment • Part of the large equipment, such as mobile hard disk, may need additional power drive • Weight: 10g