The OPD19 Fr Latitude 3450 P39F 3550 P49G Inspiron 14-5442 5457 5448 Battery is a reliable power source for your Dell laptop. With a voltage of 7.4V and 4 lithium-ion cells, this black battery ensures long-lasting performance. Compatible with various Dell models, including Latitude and Inspiron, this AC-standard type battery is essential for users seeking a high-quality replacement option. Perfect for those in need of a dependable laptop battery solution, this product is a top choice for enhancing productivity and efficiency in your computing experience.