Cell battery for 510 Detailed Product Description: Type: Li-ion Voltage(V) : 14.4V Capacity: 2200mAh Cell Qty: 18650*4 N.W. : 270g Color: Black Dimension: 269.5*59.8*24.5 Replacement For: 440264-ABC 440265-ABC 440266-ABC 440268-ABC 440704001 441674-001 443063-001 HSTNN-FB40 HSTNN-IB44 HSTNN-IB45 RW557AA Fit Machines Models: HP 510 HP 530