Walmart offers the EverStart 400-watt Slim Inverter for $19.97. Opt for in-store pickup to avoid the $5.99 shipping charge. That's tied with last week's mention at $10 off and the lowest price we could find. It features two universal USB ports and two AC ports.
Here's how to ditch cable and satellite TV -- and save a bundle -- without giving up your favorite shows or features.