Wild Bee Vacuum Sealer Machine, Suitable for 2.68 inch/3.27 inch Can Mouth Applied in Home Kitchen Automatic Vacuum Bag Sealer  (Pack of 1)

One-button simple operation, fits standard 2.68in & wide 3.27in mason jar lids; built-in strong vacuum pump, full air extraction takes around 40 seconds, press the button again to stop Mini compact body for space-saving storage, ideal for home kitchen, RV, camping and picnic use; locks food flavor, nutrition and long-term freshness via vacuum sealing Liquid sealing reminder: reserve at least 1 inch empty space above liquid inside jars to avoid backflow into the machine Membrane protection note: the central sealing membrane is core component; never scratch or pierce it with scissors, knives or other sharp tools, otherwise vacuum sealing will fail