ANRANK USB300510AK Black Docking 30Pin Female To Micro USB 5P Data Charge Adapter Cable 10Cm for iPad iPhone Dock 30pin Female to Micro USB 5pin Male Data Charge Adapter Cable for Ipad Iphone Use with Apple Ipad or iphone docking 30pin wall or car chargers for convenient charging of your standardized Micro-USB mobile phone. Works with all standardized Micro-USB 5Pin mobile phone / Tablet, for Data and charge only, cannot transfer video and audio. How to use the product: 1. connect your phone (with Micro USB 5Pin connector), to this product on the micro USB end. 2. connect the product to your iphone/ipod charger with the 30pin end. 3.Then you can use it to charge your phone with Micro USB port. Length: 10cm around. Color: Black.