Features1FOOD FRESHNESS PRESERVATION: Electric mason jar vacuum sealer kit helps create a vacuum environment that airtight in flavor, nutritional value and timely freshness. Long term food freshness preservation. 2SAFE MATERIAL: Mason jar vacuum sealer kit is made of ABS plastic and food grade silicone, safe and healthy, environmentally friendly and rugged, can be used for a long time. 3CONVENIENT TO USE: Multifunctional mason jar vacuum sealer can liberate your hands, easy to use, no need to press manually. Save time for busy home cooks. 4EASY TO OPERATE: Place the mason jar vacuum sealer in the center and press it firmly onto the jar lid. Simply press the button and wait 10 seconds or more. 5PORTABLE DESIGN: This compact rechargeable electric mason jar vacuum sealer features a cordless portable design, making it an ideal companion for traveling, camping and picnics.SpecificationItem Type: Mason Jar Vacuum SealerMaterial: ABS, SiliconeBattery Type: Lithium Battery (Shipped with Built-In Battery)Battery Capacity: 1200mahPackage List1 x Sealer12 x Sealing Lid1 x Data Cable1 x Bottle Opener1 x Instruction Manual