After 200 battery cycles, my battery lost more than one third of its capacity and I'm in the market for a 2nd battery for my 12"PB (last revision model). Besides the original Apple battery, I have noticed two other offerings, the "high capacity" battery at OWC, and the Trupower Battery, which is a lot cheaper, has less nominal capacity, but claims to have some special energy saving electronics ...
Do you have any experience with non-Apple batteries for the 12" PB ?
Do you have any experience with non-Apple batteries for the 12" PB ?