Features:Suitable for 2 Types of Mason Jars: Our mason jar vacuum sealer is free from BPA, safe for consumption, and does not affect the taste of food. It is also dishwasher safe. It includes two sizes of mouth seals, suitable for both regular mouth mason jars (68mm) and wide mouth mason jars (84mm), enabling you to effortlessly seal jars of different sizes. Additionally, the mason jars are not included.Free Your Hands: Say goodbye to manual pumping and the hassle of using multiple accessories. With our electric mason jar vacuum sealer, you can effortlessly seal your Mason jars using just one hand, while keeping the other hand free to hold the jar steady. This innovative solution is ideal for busy home cooks who desire to save time and minimize kitchen clutter.Protect Your Food: Our Mason jar sealer establishes a vacuum environment that effectively preserves the flavor, nutrients, and freshness of your food, safeguarding it from unpleasant tastes and moisture. Whether you're preserving homemade jams and sauces or marinating meats, our vacuum sealer is an indispensable tool for every home chef.Meet All Your Vacuum Sealing Needs: The jar vacuum sealer for mason jars set includes an electric vacuum sealing machine, which consists of both a wide mouth sealing machine and a standard sealing machine. Additionally, it comes with 5 wide mouth Mason jar caps, 5 standard mouth Mason jar caps, and 1 USB cable. This comprehensive set is designed to meet the needs of every family.USB Type-C Rechargeable: Distinguished from traditional vacuum pumps, our electric mason jar sealer boasts incredibly powerful suction, complete automation, rapidity, and convenience, making it highly practical. With a USB Type-C charging design, it operates wirelessly and is portable and lightweight, occupying minimal space. This allows you to carry it effortlessly during travel or picnics, facilitating easier preservation and sealing to keep your items fresh.Specification:Product material: ABS + PCBProduct color: Black, White (Optional)Product size: 104 x 104 x 95mm / 4.09 x 4.09 x 3.74inLarge sealing cap size: 84 x 84mm / 3.3 x 3.3inSmall sealing cap size: 68 x 68mm / 2.7 x 2.7inProduct weight: 450g / 15.87ozVacuum mode: ElectricControl method: Button typeSingle use time: 1-160sStandby duration: 30 daysAir pump capacity: 500CCVacuum flow rate: 3.5LInspiratory megapascals: -60KPaAir pump motor: 370 air pumpMotor voltage: 7.4VNoise: 60dBPressure relief method: Electromagnetic valve automatic resetDisplay method: Battery percentage displayBattery: Built-in 1200-2000mAhPower: 5WSupply voltage: DC5V/1A Type-CPacking List:1 x Electric Mason Jar Vacuum Sealer5 x Large Sealing Caps5 x Small Sealing Caps1 x Type-C Cable