Description
xUNERVER M12 Auto Stop Vacuum Sealer for Mason Jars
Refresh your pantry with a compact, cordless gadget designed to help you lock in flavor, texture, and freshness in mason jars. The 2025 upgrade transforms sealing into a one button task and adds a smart auto stop, so you can seal hands-free and move on with your day.
One touch operation with automatic stop
Center the sealer on the jar lid, press the button, and the built‑in motor creates a vacuum. When the cycle finishes, the device stops automatically, removing the guesswork and preventing over‑sealing.
- One‑button start for quick, consistent seals
- Automatic stop at the end of the cycle for peace of mind
- Includes both wide mouth and regular mouth lids for flexibility
- Convenient lid opener, USB charging, and a set of date labels
- Reliable suction helps preserve contents while sealing in aroma and texture
- LED display provides a visual cue of the sealing progress
What you get in the kit
- Automatic mason jar vacuum sealer unit
- Five wide mouth jar lids with silicone seals
- Five regular mouth jar lids with silicone seals
- Lid opener for easy access
- USB charging cable and user guide
- Complimentary 12 date name label stickers
Power, performance, and practicality
The upgraded model uses a high‑efficiency motor to achieve a strong vacuum for jars with tighter rims. The LED display lets you monitor the negative pressure, while the device registers and stops when the job is done. A two‑hour charge covers substantial sealing sessions, with the ability to seal hundreds of jars per full charge depending on use.
Design for everyday kitchens
Made from sturdy ABS plastic with a food‑grade silicone sealing ring, the unit is compact, cordless, and easy to store. The double‑layer silicone seal enhances reliability and helps the sealer work smoothly during operation. This makes it a thoughtful gift for busy households, hobby canners, or anyone who values quick, neat storage solutions.
Use cases and ideas
- Preserve sauces, jams, pickles, and herbs with minimal air exposure
- Prepare ready‑to‑eat portions for meal prep or on‑the‑go lunches
- Seal seasonal finds and leftovers to reduce waste
- Ideal for gifting to family or friends who enjoy canning and organization
FAQ
Q: What jars can the UNERVER M12 seal?
A: It seals wide and regular mouth mason jars using included lids, with an automatic stop once the vacuum completes.
Q: How is the device powered and how many jars per charge?
A: USB charging with a high‑capacity battery; sealing hundreds of jars per charge depending on use.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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