Amazon offers Prime members the Presto Dehydro Electric Food Dehydrator in White, model no. 06300, for $28.94 with free shipping. (Non-members can spend $49 to bag free shipping; otherwise, it adds $10.33.) That's $5 under our mention from December and the lowest total price we've seen. (It's the best deal today by $5.) It features an expandable four-tray system and see-through cover.