Battery Technology Replacement Internal Notebook Battery Apple A1151 Early 2006 A1212 Late 2006 A12Restore and extend the life of your older Apple notebook with the Battery Technology Replacement Internal Notebook Battery. Designed to fit a range of classic MacBooks, this replacement pack brings dependable power to devices that rely on the A1151 (early 2006), A1212 (late 2006), A1229 (mid late 2007), and A1261 (early late 2008) chassis. Engineered for reliable performance, consistent discharge, and safe operation, this battery is a practical, cost