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What Is A Modular Battery In Dell Laptops?

A modular battery is used to power up auxiliary devices such as CD Drives and USB ports. A Dell user opts for a modular battery to relieve the primary battery from burdening itself due to these devices. This power unit is not available by default, rather it is an add-on meant for more rigorous users. To that end, there is a hidden slot present in almost every Dell laptop.

Modular Battery In Dell Laptop