The Bestek 150W DC 12V to 110V AC converter dual-USB power inverter is down to $11.99 with code HXFQQQBO on Amazon. Without the code, it sells for $17 and hasn't dropped lower than that price since last year. Even then, it didn't go this low.

A port for every device

Bestek dual-USB AC outlet power inverter

A lot of functionality for just a few bucks. Keeps all your devices protected, too.

$11.99 $17 $5 Off

Plug this device into your car's cigarette lighter and convert that power into two USB ports and an AC outlet. The USB ports can automatically detect what device you are plugging in to provide the best possible charge, and the 110V AC outlet is good enough to power larger devices like your laptop. There are multiple types of protection, including a built-in safety door to keep prying hands safe, and protections against things like over-charging, over-heating, and more. It also has voltage protection with low and high pressure isolation. It comes with an 18-month warranty, and users give it 4.4 stars based on 121 reviews.

We may earn a commission for purchases using our links. Learn more.