Walmart offers the Nesco Snackmaster Express 4-Tray Food Dehydrator, model no. FD-60, for $49.97. (Amazon charges the same.) Pad your order over $50 to bag free shipping; otherwise, shipping adds $4.97. That's the lowest total price we could find by $8. This 500-watt dehydrator allows you to preserve fruit and snacks for long periods.