The Original A1965 Laptop Battery for Apple MacBook Air 13'' models is a high-quality Li-Ion battery with a capacity of 4800 mAh, designed for long-lasting power. This black battery is compatible with various Apple MacBook Air and MacBook Pro 13'' models, ensuring a perfect fit and reliable performance. With a manufacturer warranty of 1 year, you can trust that this battery will keep your laptop powered up for an extended period of time. Made by Apple, this battery is a reliable choice for users looking to replace their old or worn-out laptop battery.