HyperMac Laptop Battery
Squeeze more juice out of your MacBook with HyperMac’s 222Wh external battery; it’s good for 32 hours and a ridiculous 52 times for your iPhone; of course, it does weigh almost 5 lbs.
Awesome Batteries
Portable Backup Batteries
Traveling? Duracell’s PowerSource Mini (1 USB, 1 mini USB) and Xantrex’s Mobile100 (2 USB, 1 AC outlet) are backup Li-Ion batteries for laptops, MP3 players and cellphones.
ADVERTISEMENT