Hipower Laptop Battery For Asus X550LB-NH52, K550DP, K550, K550C, K550CA, K550CA-EH51T, K550CA-DH31T, A450A, A450CA, A450CC, A450VC, A550, A550CA, A550CC, A550DP, A550VB, A41-X550 Laptop Notebook Computers Battery Cells: 4 Cells Voltage: 14.4V Capacity: 2200mAh; 31Wh