Taylor Salter AW-1000 Perfect Temp 500-Watt Food Warmer for $99.00. Select free site-to-store for in-store pickup at Walmart to save on shipping. Otherwise, shipping is $4.97 for a total of $103.97 shipped. Here is a screenshot for reference. This food warmer keeps food warm for up to 3 hours, fits two 16″ pizzas, and has three temperature settings, a removable shelf rack and can be powered by a regular wall plug and car adapter. Most places have it for about $120 or more.