2500mAh Extended Battery fits HP iPAQ hw6500, hw6515, hw6700, hw6900, hw6915, hw6925, hw6515a, iPAQ hw6945, hw6965, hw6910, hw6920, hw6940, hw6515c, hw6715 series High Quality, high capacity, light weight rechargeable DC 3.7V Li-Ion 2500mAh battery. Larger size compared with the original battery. A special design dark silver colored battery door is provided as the original battery door cannot be use with this battery. Longer battery life than the original battery that comes with the PDA. Best replacement for the original HP iPAQ hw6500, hw6515, hw6700, hw6900, hw6915, hw6925, hw6515a, iPAQ hw6945, hw6965, hw6910, hw6920, hw6940, hw6515c, hw6715 series battery pack. No memory effect. Can be charged or discharged as needed without loss of capacity.