http://www.dearbattery.co.uk/apple-a1278.html This high quality Apple A1278 replacement battery will get your laptop up and running the right way at a reduced price.The battery has been precision-engineered and rigorously tested for capacity, voltage ,compatibility and safety to exceed original equipment manufacturer specifications. It's compatible with batteries: Apple MacBook Pro 13inch ,Apple 020-6547-A ,Apple 661-5229 ,Apple A1322 ,Apple A1278 ,Apple MB990LL/A...