Image: The Portege Z40L-N offers a “self-replaceable battery.” This is the new Dynabook Portégé Z40L-N, and it’s not quite ...

Replacement laptop batteries typically cost between $50 and ... vendor as well if you're not shopping somewhere like Amazon or Best Buy. Even then, a first-party battery is the only way of ...

And if battery life is your top concern, then you've come to the right place: In this guide, we'll be recommending the best laptops for battery life, so you can spend less time charging your ...