CWK New Replacement Laptop Notebook Battery for HP G61-423CA G61-424CA G61-415SB G61-420CA G61-408CA G61-409CA G61-329CA G61-336NR G61-323CA G61-327CL G61-321NR G61-322NR G61-320CA G61-320US G61-304NR G61-306NR G61-100 G61-300CA G60T-600 G60T-200 G60T-500 G60-657CA G60T G60-645NR G60-647NR G60-637CL G60-642NR G60-634CA G60-635DX G60-633CL G60-633NR G60-630CA G60-630US G60-610CA G60-619CA G60-553NR G60-554CA G60-551CA G60-552NR G60-549DX G60-550CA Condition: Brand New - Grade A cells Battery Type: Li-ion Voltage: 10.8 Volt (11.1 Volt compatible) Capacity: 5200mAh (Better than 4400mAh) 90 Day Money Back. Buy with confidence!