This mini bag sealer comes with both heat sealing and blade cutting. Keeping food fresh is much easier with this handheld heat sealer, you can seal food vacuum bags, or chips bags directly to prevent food spoilage. The built-in stainless steel sharp blade helps you open the package quickly and smoothly. This mini heat sealer machine can reseal various bags to keep food fresh and crispy, such as chips, snacks, sandwiches, candy, pet food vacuum bags, etc, also works for mylar bags, and plastic bags, but is not suitable for a wrap, cellophane bags, kraft paper bags, pure aluminum bags or thin food storage bags. This hand held bag sealer mini can be placed on the refrigerator with magnetic on the back, so you can get it very conveniently.