Li-ion Battery For Apple A1175 MacBook Pro 15-inch series
The Rechargeable Battery for 15" MacBook Pro is a rechargeable  60-watt-hour lithium-polymer battery for the 15" MacBook Pro notebook computer. The battery is identical to the one that ships with the laptop  allowing it to serve as a spare or a replacement. It features integrated charge indicator LEDs to give you an idea of its current capacity. This is an excellent solution for anyone who needs to replace their MacBook Pro battery or would simply like a spare for extended usage away from a power source