iTech Deals offers the Incipio Fast 2.1-amp Single-Port USB Car Charger 5-Pack in Black, model no. WM-PW-002-BLK, for $7.49. Coupon code "CARCHGR2" cuts that to $5.49. With free shipping, that's $1.10 each and $20 under the lowest total price we could find for just one of these chargers elsewhere.