FastMac releases the iV extended battery and portable charger for iPhone, both 2G and 3G. FastMac iV offers up to 24 hours of talk time, 750 hours of standby time and up to 21 Hours of Video Playback. It can charge two devices at the same time with the additional USB port.
Other than charging and powering the iPhone, FastMac iV comes with a bright built-in LED flash light that can be used as flash for photo shooting.
FastMac iV is price at $79.95.