Features: -Easy to use, no manual pressing required, just press the sealer onto the jar lid, press the button and wait for more than 20 seconds. -Adopting an improved high-performance motor with powerful suction, it creates a vacuum environment to seal in flavor, nutritional value and freshness in time. -Built-in 2000mAh rechargeable battery with long battery life, charging only takes 2 hours and can be used for about 5 hours. -Equipped with two sizes of sealing lids, 6.8cm and 8.3cm, suitable for different Mason jars. -Made of ABS plastic and food-grade silicone, it has a sturdy construction, durable and long lifespan. Specification: Material: ABS+food-grade silicone Color: black Size: 94*104mm .