Newegg offers the MacAlly Micro USB Car Charger
in Black or White, model no. MiniCarUSBMP, for $3.99
with free shipping
charges the same for Prime members.) That's $1 under our mention from four weeks ago and the lowest total price we could find by $10. This charger supports iPhone, iPod, Android, or any device powered by USB. Note that it isn't suitable for iPad charging.
: Note that this item is temporarily out of stock at Amazon, but can still be ordered at this price for delivery when available.