The ETESBAY A1496 A1405 A1377 Battery is a high-quality replacement battery designed specifically for Apple MacBook Air laptops. It offers reliable power and performance with its capacity of 54.4Wh and 4 cells. The battery is compatible with various MacBook Air models and is CE certified for safety and quality. It comes with additional tools in the package for easy installation and is backed by a 1-year warranty. The A1496 A1405 A1377 Battery features premium microchip technology, high-quality cells, and gold-plated connector points for efficient charging and stable power delivery. With a 1:1 mold design, it perfectly matches the dimensions of the original battery.