Portable vacuum sealer for jars comes with two different sizes of sealing caps for wide and regular ports. All your vacuum sealing needs can be met with just one machine. Keeps food clean and fresh in just 30 seconds with a powerful automatic vacuum system 2-IN-1 design of the electric mason jar vacuum sealer comes with a standard mouth, wide mouth converter kit that allows you to vacuum seal any regular mouth or wide mouth jar without the need for additional accessories, no wires or vacuum hoses, and stows away perfectly in a drawer to keep your kitchen clean and tidy! Whether the jars are filled with dry or freeze food, you can reseal any jar with the push of a button, the LED digital screen displays the vacuum time and battery level. Easy and convenient operation eliminates the need for complicated and bulky traditional sealers to extend the life of your stored foods! Mason jar sealer vacuum kit is USB rechargeable with high battery capacity and low power consumption. Cordless and lightweight design can be taken anywhere, not just in the kitchen, but when you are traveling or picnicking you can always keep your food closed and leak-proof! color: Black material: plastic Package Contents: 1 x vacuum sealing machine 1 x Charging cable 1 x Bottle release buckle 10 x lid Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.