Samsung AB533640CABSTD/ AB533640CAB battery Standard capacity Lithium Ion battery is the factory original battery designed and built specifically for the Samsung Helio Mysto/ SPH A523 cell phone models. Special Features:Battery Type: LiION, Battery Capacity: 880mAh, Voltage: 3.7Vtable.compat th, td {padding-top:10px;vertical-align:top;} table.compat td {font-size:10pt;text-align:justify;} table.co