Thanko's Charger Bracelet: dorkier than it sounds

This little external USB "Charger Bracelet" battery from Thanko boasts of an extra 4.5 hours of play time for your PSP, and a hard-to-believe 28 hours of extra play on your DS Lite. Oh, and it also boasts some of the worst quasi-sci-fi stylings this side of the galaxy. Proceed at your own risk.