Li-Ion Battery for HP iPaq rx3100, rx3115, rx3400, rx3410, rx3415, rx3700, rx... 3000 mAh High Capacity, 3.7V, with Longer Runtime Li-Ion Rechargeable Internal Battery Made from High Quality Japan Cells 100% compatible with original batteries and chargers for HP iPaq rx3100, rx3115, rx3400, rx3410, rx3415, rx3700, rx3715