A lot of cars these days come with USB ports for charging built-in, but that isn't always the case. Even when a car does come with one, often it's a laughably low-amperage port that's barely able to trickle-charge our modern phones. Thankfully Aukey just discounted a bunch of its car chargers on Amazon. With a coupon code, you can pick up a 4.8A combined two-port charger for just $3.50, or a three-port charger with USB Type-C (QC 3.0) and two USB Type-A ports (4.8A combined) for only $7.40.

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