8 inch Direct Heat Foot Sealer with 15mm wide sealing mesh textured sealing surface. Machine features dial thermostat to set the optimal sealing temperature (0-300C) for your application. Direct hot sealers offer a strong seal ideal for Ideal for coated aluminum foil, Kraft paper, cellophane, gusseted bags and other thick materials. Both jaws are heated simultaneously for better heat penetration to seal thicker materials. Sealers with a horizontal or serrated line seal will produce a seal with straight lines running across the seal, commonly used on bags of candy, chips, and coffee. Adjustable shelf shown in picture is no longer available. 110 volts. Some assembly required.