Is your MacBook Air battery dying quicker than usually, or not hold a charge? Consider a battery replacement. You may begin to notice diminished battery capacity after as little as 200 charge cycles. To check the cycle count on your current mac battery, open system profiler, select power in the left column and browse for "Cycle count". With this repair service, we will remove the current battery in your MacBook Air and replace it with a brand new OEM capacity battery. The old battery can be returned to you for use as a back up battery or we can dispose of it for you. Note: This repair is only compatible with the Pre-2010 model of the MacBook Air (Models: A1237 and A1304).