UNERVER M11 Electric Mason Jar Vacuum Sealer Kit User Manual
- June 1, 2024
- UNERVER
Table of Contents
UNERVER M11 Electric Mason Jar Vacuum Sealer Kit

Introduction
The UNERVER M11 Electric Mason Jar Vacuum Sealer Kit is a revolutionary new way to easily keep food fresh. This small gadget has a vacuum sealing system that fits Mason jars perfectly and was made to be efficient and easy to use. No matter how much you know about it or how new you are to it, it’s easy to use and will always shut properly. The sleek black ABS design not only makes your kitchen look better, but it also fits perfectly for storage that takes up little room. It’s very useful because it can hold Mason jars of different sizes, meeting a wide range of storing needs. By basically taking out the air from jars, it stops microbes from growing and makes your stored goods last longer. Its strong motor will make your cooking tools better, and it will always seal tightly. Enjoy food that stays fresh longer and wastes less, all thanks to strong structure and food-grade materials. You don’t have to seal things by hand anymore with this automatic vacuum sealer. Busy home chefs need it for sure. It’s easy to take with you on trips and can be charged, so it’s great for picnics, camping, and more.
Specification
- Brand: UNERVER
- Material: ABS
- Color: Black
- Product Dimensions: 4.05 inches Length x 4.05 inches Width x 3.73 inches Height
- Power Source: Corded Electric, Battery Powered
- Operation Mode: Manual, Automatic
- Wattage: 80 watts
- Item Weight: 1.17 pounds
- ASIN: B0CHMRRSXS
- Item model number: M11
- Batteries: 1 Lithium Polymer battery required (included)
Package Includes
- 1* Electric mason jar vacuum sealer
- 5* Regular mouth canning lids
- 5* Wide mouth canning lids
- 12* Jar labels
- 1* Bottle top opener
- 1* Type-C charging cable
Features
- Efficient Vacuum Sealing Mechanism: The UNERVER M11 Electric Mason Jar Vacuum Sealer Kit features an efficient vacuum sealing mechanism specifically designed for Mason jars. This ensures a tight seal to keep food fresh for longer periods.

- Easy-to-Use Operation: Suitable for both beginners and experienced users, this vacuum sealer kit offers intuitive operation. Simply place the device on the Mason jar lid and press the button for automatic sealing.
- Compact Design: With its compact design, the vacuum sealer is convenient to store, taking up minimal space in your kitchen or pantry.

- Versatile Compatibility: The kit is compatible with various sizes of Mason jars, offering versatility in food storage options.
- Preservation of Food Freshness: By removing air from the jars, this vacuum sealer inhibits microbial growth and prevents spoilage, effectively preserving the freshness of your stored food items.
- Meeting the Needs of Every Family: The kit includes a cordless vacuum sealer, suitable for two sizes of Mason jar lids, along with five wide-mouth and five regular-sized Mason jar lids. Additionally, it comes with one USB cable, a bottle cap opener, user guide, and label stickers for convenient food storage organization.
- Upgrade High-Performance Motor: Equipped with a high-performance motor, this vacuum sealer addresses the issue of insufficient suction power, ensuring effective sealing for various jar sizes. The powerful suction creates a vacuum environment, sealing in flavor, nutritional value, and freshness.

- Long-term Food Fresh Saver: Constructed with ABS plastic and food-grade silicone, the vacuum sealer is durable and safe for food storage. It effectively extends the freshness of food items, reducing food waste in the process.
- Automatic Canning Vacuum Sealer: The electric vacuum sealer features automatic operation, eliminating the need for manual pressing. Simply place the device on the jar lid and press the button for a hands-free sealing experience.
- Portable and Rechargeable: The compact and cordless design of the vacuum pump makes it portable and ideal for travel, camping, and picnics. It is rechargeable, offering convenience and flexibility wherever you go. Additionally, the kit comes with a 12-month warranty for added peace of mind.
Usage
- Wipe the rim and lid of the jar clean before sealing.
- For solid foods such as fruit and pickles, leave approximately 1/2 inch of space at the top of the jar.
- For soft foods like jams and jellies, leave approximately 1 inch of space at the top of the jar
Care and Maintenance
- Always unplug the device before cleaning.
- Use a damp cloth to wipe the exterior of the vacuum sealer.
- Remove any food residue from the Mason jar attachment after each use.
- Store the vacuum sealer and attachments in a clean, dry place when not in use.
- Regularly inspect the device for any signs of damage or wear and tear.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Vacuum Sealer Not Working | 1. Improper power connection | Ensure the device is |
properly plugged into a power source.
| 2. Obstruction in the vacuum sealer nozzle| Check for any obstructions in
the vacuum sealer nozzle and remove them.
| 3. Insecure placement of Mason jar attachment| Verify that the Mason jar
attachment is securely placed on the jar.
| 4. Malfunctioning device| Refer to the user manual for specific
troubleshooting steps. If necessary, contact customer support for further
assistance.
Weak Vacuum Seal| 1. Insecure Mason jar lid| Ensure the Mason jar lid is
properly secured onto the jar.
| 2. Cracked or damaged Mason jar| Check for any cracks or damage to the
Mason jar.
| 3. Misalignment of vacuum sealer nozzle| Make sure the vacuum sealer nozzle
is positioned correctly over the attachment.
| 4. Debris buildup| Clean the vacuum sealer nozzle and attachment to remove
any debris.
| 5. Worn-out sealing ring| Replace the sealing ring if it is worn out or
damaged.
Vacuum Pump Not Holding Charge| 1. Low battery charge| Ensure the vacuum pump
is fully charged before use.
| 2. Defective battery| If the battery does not hold charge, it may need
replacement.
| 3. Charging issues| Check the charging cable and power source for any
issues.
| 4. Overuse or overheating| Allow the vacuum pump to cool down if it has
been used continuously for an extended period. Consider reducing usage to
prevent overheating.
Ineffective Sealing of Large Caps| 1. Insufficient suction power| Check if
the vacuum sealer is compatible with the size of the Mason jar lid. Ensure the
device is positioned correctly for optimal sealing performance.
| 2. Incorrect attachment placement| Ensure the Mason jar attachment is
securely placed on the jar and aligned with the vacuum sealer nozzle.
| 3. Damaged or worn-out sealing components| Inspect the sealing components
for any signs of damage or wear and tear. Replace them if necessary.
| 4. Low battery charge| Ensure the vacuum pump has sufficient charge for
effective sealing.
FAQs
What are the key features of the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit?
The UNERVER M11 Electric Mason Jar Vacuum Sealer Kit boasts features like electric vacuum sealing, compatibility with wide and regular mouth jars, and a portable design.
How does the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit simplify food preservation?
The UNERVER M11 Electric Mason Jar Vacuum Sealer Kit extends the life of stored food by removing air from Mason jars, ensuring freshness and reducing food waste.
What sets the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit apart from manual vacuum sealers?
Unlike manual vacuum sealers, the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit offers hands-free operation with an electric vacuum pump, making food preservation effortless.
How does the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit cater to different jar sizes?
The UNERVER M11 Electric Mason Jar Vacuum Sealer Kit includes seals for both wide and standard mouth jars, providing versatility for various food storage needs.
Can the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit be used for travel or picnics?
Yes, the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit is portable, making it convenient for travel and outdoor activities, ensuring freshness on the go.
How does the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit contribute to sustainability?
The UNERVER M11 Electric Mason Jar Vacuum Sealer Kit promotes sustainability by offering a reusable and eco-friendly solution for food preservation.
How does the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit enhance food storage convenience?
The UNERVER M11 Electric Mason Jar Vacuum Sealer Kit simplifies food storage by offering easy one-touch operation and efficient air removal from Mason jars.
Can you describe the components included in the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit?
The UNERVER M11 Electric Mason Jar Vacuum Sealer Kit includes a cordless vacuum sealer, suitable for two sizes of Mason jar lids, five wide-mouth and five regular-sized Mason jar lids, a USB cable, bottle cap opener, user guide, and label stickers.
What type of power sources does the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit support?
The UNERVER M11 Electric Mason Jar Vacuum Sealer Kit supports both corded electric and battery-powered operation.
What type of power sources does the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit support?
The UNERVER M11 Electric Mason Jar Vacuum Sealer Kit supports both corded electric and battery-powered operation.
What warranty does the UNERVER M11 Electric Mason Jar Vacuum Sealer Kit come with?
The UNERVER M11 Electric Mason Jar Vacuum Sealer Kit comes with a 12-month warranty, providing customers with peace of mind regarding product quality and performance.
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