Battery Extender claims to offer 30 per cent boost.

If you're in the market for a new laptop, one of the most important, and tricky considerations is battery life. We've bench tested 10 ultimate laptops in our latest issue, and here are the results

Small enough to fit in your pocket but with enough power to make light work of rusty screws and flat-packed furniture

Even if the flexible, paper-thin screen is the undisputed killer app of display technology, it will never get out of the lab if its tied to present-day battery technology. Batteries have, its true, im

Since the release of the Eee PC 701, the 'Notebook' has dominated. Easy to use, cheap and able to be left on the coffee table next to the remote, Notebooks are true appliance computing. The choice of which one to buy comes down to personal preference, but it's hard not to prefer those with the best usability. Our rundown of your options covers their performance, battery life, and design.

The days when laptops occasionally explode due to their lithium batteries breaking down could soon be over thanks to a new invention which shuts down the explosive reaction.

For this price, the Vostro’s plain looks can be overlooked in favour of its impressive battery life

Sleek and professional, the Hp Mini 5101 is another attractively pitched netbook that can't shake its very poor battery life. When will manufactuers learn that battery life is all-important to netbook success?

Some BL-5C batteries may overheat during charging.

With solid-state media still expensive and offering limited capacity, MP3 players with hard disks seem like the perfect solution.

It's a sign of the times when Compaq's Aero 8000 runs Windows CE in a box bigger than a Sharp PC-A250 (reviewed issue 23, p86) running Windows 98. So what's the big idea? Windows CE uses no moving parts, while software in ROM means immediate start-up times, high reliability, and long battery life all highly desirable qualities in a portable.

Slick looks and astonishing battery life make this the pick of the bunch for travelers, especially for the business person on the go.

While we didn't time battery consumption, the DAP turned in an amazing performance in this regard.

Love or hate them, the Netbook is here to stay in 2009. We take a look at five new models: some are contenders and others are likely to be quickly forgotten.

Intel has been banging on about Centrino 2 lately, so it was good to finally get a chance to test the claims courtesy of a spanking new mid-range Centrino 2 M51 Va courtesy of ASUS.

Toshiba’s resident portable computer visionary speaks about hardware design, Vista, and the future of notebook tech.

If you can’t stretch to the Samsung N110, the 1005HA makes an excellent lower-cost alternative

An above average overall finisher, the Targa's claim to fame is undoubtedly its long battery run times, achieving the best part of 5 hours on a single charge whilst juggling a full productivity workload of Photoshop and Microsoft Office.

The first thing you notice about the Kyocera Samurai 2100DG is the shape of the camera.

The paperless office may have been a myth, but the portable office is becoming more and more a reality every year. Only a couple of years ago, a mobile computer user had to make significant compromise