Angwel11.1V 5200MAH Replacement Battery for SONY VAIO VPCSA VPCSB VPCSC VPCSD VPCSE Series (6cell VGPBPS24) - 1 Year Warranty Type:Replacement Battery for Sony vgp-bps24 Voltage:11.1V Capacity:5200MAH High-quality , Fast shipping from US and Best service! ANGWEL&reg; have registered a U.S. Trademark and the serial number is 87020589