Increase food's shelf life with weighted portions packaged in the Presto vacuum sealer with built-in scale. Vacuum seal meat, cheese, nuts, snacks, leftover meal portions and more with this vacuum sealer to increase shelf life and even prepare food for sous vide. The Presto vacuum sealer has a 120W vacuum pump and heat bar that removes the air from vacuum packaging bags. It also has an 11-1/2 In. seal bar to seal the ends of the standard sized food storage type bags and rolls, locking in the freshness and flavor of your food. The easy-to-use soft touch controls for vacuum sealing and portion weight - also make it simple for any user to operate the sealer to package a multitude of foods for safe and extended storage. This machine seals standard food storage bags and rolls up to 11 In. wide. It also has an accessory port that lets you seal vacuum canisters.