amsahr Replacement Battery for Sony VGP-BPS27, VAIO VPCZ21, Z216GX, Z217GG, Z216GX/B, Z216GX/L, Z2190X, Z217GG/N, Z219FJ/B, Z21AGX/L (6 Cell, 3200 mAh) - Includes Mini Optical Mouse Includes Mini Optical Mouse with Retractable USB cord and ONE Compatible Laptop Battery 18 Months Manufacturer Warranty, 100% Compatible Non-OEM : Lithium Ion (Li- ion) Long Life Battery: Rechargeable with No Memory Effect and Power Surge Protection. 3200 mAh, 11.1 Volts & 6 Cell Protective Retail Packaging, Each Product is Sealed with Anti-Static Shield Sleeve. Exclusive Offering of High Performance, Long Lasting, and Durable Grade A Cell Battery