The Replacement Battery for Apple MacBook Pro 15 Egoway A1382 is a high-quality Li-Ion battery designed for compatibility with specific MacBook Pro models from early and late 2011 to mid 2012. With a battery capacity of 77.5Wh and a voltage of 10.95V, this black battery is a reliable power source for your laptop. The manufacturer warranty of 5 years ensures long-lasting performance, and the battery is made with chemicals that may pose a health risk if ingested. Made in China, this Egoway battery is an essential accessory for your MacBook Pro.