• Our vacuum sealer for mason jar features a pressure sensor, one-touch operation, automatically deactivates after full pressure. Press the button and wait 40 seconds or more for vacuum sealing completion.
• Wide Application: This vacuum sealer for jars fits for universal 3.4 and 2.75 inch diameter mason jars. Compact USB type-c rechargeable design makes it portable, perfect for home, travel, or picnics, saving additional space. With over 100 full power tests, the battery can run continuously for 500 hours.
• For Food Storage: The electric vacuum sealer kit removes air from jars, ensuring quality storage. It secures the flavor, nutrition, and freshness of foods, preventing taste deterioration and moisture ingress.
• Easy to use: Align the red arrow with the unlock symbol, insert the silicon ring clockwise until the arrow aligns with the lock symbol for successful installation. Reinstall if the rubber ring falls out or is not securely closed.
• Fulfills Vacuum Sealing Needs: Accessories include electric vacuum sealer, including wide mouth sealer, standard mouth sealer adapter, five wide mouth Mason jar lids, and five regular mouth Mason jar lids, instruction manual, and six label stickers (to document food expiry date and name).