?Electric Mason Jar Vacuum Sealer?Our Upgraded Vacuum Sealer Has A Longer Battery Life And Provides A Better Sealing Effect, Come With Led Display Can Show The Work Time, Battery Level, And Charging Status. One-Touch Operation Seals In Freshness, Making Storage A Breeze And Saving Time. | | ?Portable Mason Jar Vacuum Sealer Kit?With Its Built-In 1300Mah Rechargeable Battery And Compact Design, This Vacuum Sealer Is The Perfect Companion For Home Cooking And Outdoor Activities. Whether ItS Camping Or Picnicking, No Matter Where You Go, Using This Vacuum Sealer Will Allow You To Enjoy The Convenience It Brings And The Lasting Freshness It Imparts To Food At All Times. | | ?Electric Vacuum Pump?No More Manual Pumping Or Struggling With Multiple And Intricate Accessories, Just Make The Electric Vacuum Sealer Is Aligned With Mouth Of The Jar And Press Down Firmly Into Place, Click The Button To Start The Vacuum Pump For 40S And The Air Can Be Removed, Click The Button Again To Clos.