The new Portable Power Station by Battery Geek, Inc. supplies an additional 6+ hours of mobile computing time for the Apple MacBook Pro, providigin support for most Microsoft Windows based laptops as well.
With an 140 watt-hour capacity spawned from premium grade Li-ion cells, the Portable Power Station provides power to support a demanding mobile office.
The external battery can power devices from 3v to 28v making it a versatile external battery. The Portable Power Station doubles as a battery backup for mobile phones, PDAs and media players.
Designed as a MacBook companion, the Portable Power Station is roughly half the size of the 13" MacBook and weighs less than 2 pounds. The shock resistant aluminum shell protects the battery from damage, and its compact profile slides conveniently inside a laptop case.