CWK New Replacement Laptop Notebook Battery for Samsung NP305E7A NP305E7AI NP305V5A NP305V5AI R470 R522 R530 R580 R780 RF510 AA-PB9NC6B AA-PB9NS6B NP-RV515I NP-RV520I NP-RV711I NP-RV720I replacement NP-RV515-A03CA NP-RV515-A02 NP-RV515-A02US Samsung NP-RF511 NP-RF710 NP-RF711 NP-RV411 Aa-pb9ns6b NP-P430E NP-300E NP-R480 NP-RC720 NT-RF411 NP-RV511 AA-PB9NC5B AA-PB9NC6B R425 R509 R525 R530 R540 R560 NP-R520 NP-R480 NP300E3A NP300V3A NP305V4A Condition: Brand New - Grade A cells Battery Type: Li-ion Voltage: 11.1 Volt (10.8 Volt compatible) Capacity: 5200mAh (Better than 4400mAh) 90 Day Money Back. Buy with confidence!