Battery for Sony Vaio PCG-GRX580P PCG-GRX580K PCG-GRX/GRT/GRS PCGA-BP2NX/BP2NY Battery Type : Lithium-Ion - Capacity: 4400 mAh - Voltage: 14.8V This Product has 12 Months Replacement Warranty! 100% OEM compatible! Guaranteed to meet or exceed OEM specifications! Package Includes : 1 pcs laptop battery