Dell Latitude 7440 Laptop Battery Replacement (11.1V / 11.4V 57Wh 3-Cell Li-ion)

This Dell Latitude 7440 replacement battery is designed to restore reliable portable power for Dell Latitude 7440 series laptops, delivering a stable 11.1V to 11.4V output with approximately 57Wh capacity for efficient everyday performance such as office work, browsing, and professional use. It uses a high-quality 3-cell lithium-ion internal design that ensures consistent energy delivery, long cycle life, and dependable operation. It is commonly compatible with Dell Latitude 7440 and 7450 models that use the same internal battery specification, and it is built with advanced safety protection circuits to prevent overcharging, overheating, and short circuits, ensuring safe and stable performance for long-term use.