4200mAh Portable USB External Rechargeable Backup Battery Power Bank Charger Case with Viewing Stand for Samsung Galaxy S5 (Red-Silver) Ultra-thin design and perfect dimensions 4 Led indicators for power balance (0--25%--50%--75%--100%) Foldable stand for supporting your Sumsung Glaxy S4 i9500 easily Capacity: 4200mah// Stand function support Very light and convenient to carry