Newegg offers the Orico 22-watt 3-Port USB Car Charger in Black, model no. UCA-3U, for $6. Redeem this $6 mail-in rebate to cut the price to $0. With $3.99 for shipping, that's the lowest total price we could find by $8. It features a 2.4A outlet and two 1A outlets. Rebate expires April 4.