The NEW BTY-M6J 14.4V 64.98Wh Laptop Battery is a high-quality replacement battery designed for MSI GS63VR, GS73, and MS-16K2 laptops. It offers a high capacity, compatibility with various models, reliable performance, easy installation, and comes at an affordable price. The battery is brand new and genuine, ensuring optimal performance. The user manual provides instructions for optimal battery use.