Griffin PowerDuo Reserve Charger for iPhone / iPod for $5 + free shipping
A4C offers the Griffin PowerDuo 500mAh Reserve Charger and Backup Pack for Apple iPhone and iPod for $4.95 with free shipping. That's $2 below our March mention of a 1,000mAh unit and the lowest total price we could find for any Griffin PowerDuo Charger by $2. It includes both a wall and car charger and should work with most devices that charge via USB.