Shark V1950 Vacuum Cleaner Battery 7.2V Ni-MH 2500mAh - Replacement For Shark XB1918 Battery - For Shark Vacuum Cleaner High Capacity Rechargeable Battery for Shark Cordless Sweeper V1950 VX3 Much longer running time than original NiCD battery Battery: 7.2V; Cell Type: NiMH Capacity: 2100 mAh (2.1AH) Replacing original Shark battery pack XB1918