VAVSEA Electric Mason Jar Vacuum Sealer Kit for Wide Mouth and Regular Mouth Mason Jars

the electric Mason jar vacuum sealer contains two sizes of mouth seals for your daily use. To get the standard mouth seal jar, simply insert the red arrow on the standard mouth seal converter, align it with the unlock symbol on the main unit and then insert it inside the silicone ring in the wide mouth seal area and tighten it clockwise, at this point the arrow is aligned with the lock symbol, which indicates a successful installation.