Woot! has Amazon Basics 2-Port 24W Total USB-A Car Charger on sale for $2.99. Shipping is free for Amazon Prime Members (must login with your Amazon account and select a shipping address in order for Woot to apply free shipping) or is otherwise $6 per order.

Thanks to Deal Hunter ppxyz1 for sharing this deal.

About this Item:

• Car charger with two USB-A ports (12 watt each). Charges up to 2 devices at a time
• Built-in safety system includes overload, short-circuit, and overvoltage protection (CE, FCC, and RoHS certified). Device detection for charging at the fastest speed possible―up to 2.4 amps per port or 4.8 amps total (does not support Qualcomm Quick Charge)