SLODA High Performance Battery for Apple MacBook Pro 17-Inch A1383, A1297, A1383, 020-7149-A (2011 VERSION) Laptop Macbook [6-Cell Li-ion 10.95V] High Performance Commercial Grade Laptop Batteries for Apple MacBook Pro 17-Inch A1383 are custom manufactured to be 100% compatible and optimized for your Apple MacBook Pro 17-Inch A1383 laptop. Pro Series Notebook Battery for Apple MacBook Pro 17-Inch A1383 utilizes high quality grade "A" cells for higher performance longer life and more reliability. Pro Series Computer Battery for Apple MacBook Pro 17-Inch A1383 meets and/or exceed OEM specification and will not void your original manufacturer warranty. Batteries capacity: 8700 mAh | Chemistry: Li-ion | Voltage: 10.95 Volts | Cells: 6 | wHr: 95. Fast charging. Low power consumption. Built-in protection circuit ensures both safety and stability.