Batterytec&reg; 6600mAh Laptop Battery for ASUS A32-K72 A32-N71 K72F K72J K72JA K72JB K72JC K72JE K72JF K72JH K72JK K72JL.[10.8V 6600mAh, 1 year warranty] Battery Type: Li-ion, Cells: 8-cell,Capacity: 6600mAh; Voltage: 10.8V. 100% New Manufacturer. To 500 charging cycles during the lifetime of the battery. CE-/FCC-/RoHS-Certified for safety. 24 x 7 email support, 12 months warranty without problems. Class A cells provide fast loads and low power consumption, chip protection offers both security and stability.