1.Suitable for Two Types of Mason JarsThe food electric mason jar vacuum sealing machine is suitable for wide mouth and regular mouth mason jars, suitable for daily use. The one-piece mason jar sealer vacuum kit's outer ring is a wide mouth sealer for 3.39" Mason jar mouths; the inner ring is a regular sealing mouth for 2.76" Mason jar mouths. Our airtight jar vacuum seal accessories are made of high-quality ABS plastic and food-grade silicone, BPA-free, odorless and suitable for human use.2.Multi-Functional 6-in-1 Mason Jar Sealer Vacuum KitOur vacuum jar sealer can vacuum seal jars, zipper bags and lunch boxes. It comes with a lifebuoy air nozzle, a balloon nozzle, and an air pump needle on the back. It can inflate balloons, life-saving buoys, basketballs, footballs, etc.;3.Meet all your vacuum sealing needsYou will get 1 x 6-in-1 jar vacuum sealer, 1 wide mouth sealer, 1 regular mouth sealer, 3 wide mouth mason jar lids (86mm) and 3 regular mouth mason jar lids (70mm), 1 lid opener (for easily opening mason jar lids), 1 Life Buoy Inflator Nozzle.. 1PCS-1PCS-Nozzle, 1 x Type C Cable, 1 Ball Needle.4. [Electric vacuum pump, free your hands] No longer need to press the manual vacuum pump 10 to 20 times with both hands, no longer need to take out a bunch of accessory hoses, take out the vacuum machine and make your desktop cluttered, use our vacuum sealer With mason jars, just press the button once and wait 10 seconds or more for your vacuum seal to complete.5.Keep food fresh and portableSmart design, the can vacuum sealing machine is very convenient to use and easy to carry when traveling or picnicking. It can slow down food spoilage and keep food delicious.