Replacement Battery for Apple A1309, MacBook Pro 17" models: A1297 (2009 Version) 18 Months Manufacturer Warranty, 100% Satisfaction Guaranteed. 100% Compatible Non-OEM : Lithium Ion (Li- ion) Long Life Battery: Rechargeable with No Memory Effect and Power Surge Protection. 85 Wh, 7.3 Volts & 12 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 18 Months Manufacturer Warranty, 100% Satisfaction Guaranteed. 100% Compatible Non-OEM : Lithium Ion (Li- ion) Long Life Battery: Rechargeable with No Memory Effect and Power Surge Protection. 85WH, 7.3 Volts & 12 Cell Protective Retail Packaging, Each Product is Sealed with Anti-Static Shield Sleeve. Replacement Laptop Battery for Apple A1309 Compatible Non-OEM Long Life, Li-ion Battery Rechargeable with No Memory Effect and Power Surge Protection. Exclusive Offering of High Performance, Long Lasting. Durable Grade A Cell Battery.