If you travel a lot and you’re tired of anemic laptop batteries that make you hunt down a power outlet in the airport, you’ll want to know about these new portables that can sustain you from LAX to New York. The four netbooks and four notebooks, arranged in order from longest to shortest battery life, will keep you going for anywhere from 6 and a half hours to nearly 9 hours. With battery power like that, you’ll be able to keep your attention on your work and be very productive on the road.