1. Introduction
This manual provides detailed instructions for the safe and effective use of your JESIDO 5-in-1 Electric Mason Jar Vacuum Sealer. This versatile device is designed to extend the freshness of various food items by removing air from compatible containers, bags, and bottles. Please read this manual thoroughly before initial use and retain it for future reference.

Image 1.1: The JESIDO 5-in-1 Electric Mason Jar Vacuum Sealer kit, showcasing its primary unit, mason jars, vacuum bags, a wine bottle, and a food storage container.
2. Safety Information
To ensure safe operation, please observe the following precautions:
- Do not immerse the main unit in water or other liquids.
- Keep the device away from heat sources and direct sunlight.
- This appliance is not intended for use by persons with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- Do not attempt to disassemble or repair the device yourself. Contact qualified service personnel for assistance.
- Use only the accessories and charging cable provided or recommended by the manufacturer.
- Ensure the charging port is dry before connecting the Type-C charging cable.
- Keep out of reach of children.
3. Product Overview and What's Included
The JESIDO 5-in-1 Electric Mason Jar Vacuum Sealer is a compact, rechargeable device designed for various vacuum sealing applications. It features a powerful 1800mAh battery and an LED display for battery level and operating time.
Package Contents:
- 1x JESIDO Electric Mason Jar Vacuum Sealer (Main Unit)
- 5x Wide-mouth Mason Jar Lids
- 5x Regular-mouth Mason Jar Lids
- 5x Large Vacuum Sealing Bags
- 5x Small Vacuum Sealing Bags
- 1x Mason Jar Lid Opener
- 2x Wine Stoppers
- 1x Ball Needle
- 1x Extension Hose
- 1x Inflation Nozzle
- 1x Type-C Charging Cable

Image 3.1: Visual representation of the main unit and all accessories included in the package.
4. Setup and Charging
4.1 Initial Charging
Before first use, fully charge the device using the provided Type-C charging cable. The LED screen on top of the unit will display the battery level. A full charge ensures optimal performance.
4.2 Attaching the Silicone Head
The silicone head is essential for sealing mason jars. Follow these steps to attach it correctly:
- Align the opening of the silicone head with the unlock symbol on the device.
- Rotate the silicone head to the right until it aligns with the locking symbol on the body. This indicates it is securely attached and ready for vacuum operation.
Warning: If the opening of the silicone head is not aligned with the lock hole and locked, the device will not operate correctly.

Image 4.1: Step-by-step guide for correctly attaching the silicone head to the main unit.
5. Operating Instructions
The JESIDO vacuum sealer offers one-touch control for ease of use. The working time can be adjusted based on the volume of air in the container.
5.1 Sealing Mason Jars
- Place the food into a Mason jar and put the lid on. Ensure the jar rim is clean and dry.
- Cover the entire rim of the jar with the vacuum sealer, ensuring a tight fit.
- Click the button to start the vacuum sealing process. The device will automatically stop when a vacuum is achieved. Click the button again to stop manually if needed.

Image 5.1: Step-by-step instructions for vacuum sealing Mason jars.
5.2 Sealing Vacuum Bags
The device includes an integrated tool for sealing vacuum bags.
- Place food into a reusable vacuum seal bag and seal the bag using its zipper closure. Ensure the air valve on the bag is clean and flat.
- Place the vacuum sealer's nozzle over the air valve on the bag.
- Click the button to start working. When the vacuum sealed bag is squeezed until there is no air left, click the button again to end the process.
Important Notes for Vacuum Bags:
- The air valve on the bag cannot be torn apart.
- Do not fill beyond the designated fill line on the bag.
- Avoid vacuuming powders or liquids directly in bags without proper preparation (e.g., freezing liquids first).
- Ensure there are no air bubbles or wrinkles around the air valve for an effective seal.

Image 5.2: Step-by-step instructions for vacuum sealing food bags.

Image 5.3: Important notes and common errors to avoid when using vacuum bags.
5.3 Sealing Wine Bottles
Use the provided wine stoppers to preserve the freshness of opened wine bottles.
- Insert the red wine stopper firmly into the mouth of the wine bottle.
- Place the vacuum sealer over the wine stopper, ensuring there are no gaps.
- Click the button to start working. When the bottle reaches a vacuum state, click the button again to close.

Image 5.4: Step-by-step instructions for vacuum sealing wine bottles.
5.4 Air Pump Function
The device can also function as an air pump for inflating items such as basketballs, soccer balls, and swim rings. Attach the appropriate ball needle or inflation nozzle to the device and press the button to inflate.
6. Maintenance
Proper maintenance ensures the longevity and performance of your vacuum sealer.
- Cleaning the Main Unit: Wipe the exterior of the main unit with a soft, damp cloth. Do not use abrasive cleaners or immerse the unit in water.
- Cleaning the Silicone Head: The silicone head can be detached and washed with mild soap and water. Ensure it is completely dry before reattaching.
- Cleaning Accessories: Wash reusable vacuum bags, wine stoppers, and jar lids with warm, soapy water and allow them to air dry completely before storage or reuse.
- Storage: Store the device and its accessories in a cool, dry place away from direct sunlight.
7. Troubleshooting
If you encounter issues with your JESIDO vacuum sealer, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on or operate. | Low battery; Silicone head not properly attached. | Charge the device fully; Ensure silicone head is locked into place (refer to Section 4.2). |
| Poor vacuum seal on Mason jars. | Jar rim or lid is dirty/wet; Lid is damaged; Sealer not centered. | Clean and dry jar rim and lid; Use an undamaged lid; Ensure sealer is centered and pressed firmly. |
| Poor vacuum seal on bags. | Bag valve is dirty/creased; Bag is overfilled; Bag is damaged. | Clean and flatten bag valve; Do not overfill bags; Use an undamaged bag. |
| Device stops unexpectedly. | Low battery; Overheating (unlikely for short operations). | Recharge the device; Allow device to cool down if used continuously for an extended period. |
If the problem persists after attempting these solutions, please contact customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | JESIDO |
| Model | B0FJFF7XCG |
| Material | Aluminum |
| Color | Gray Silver |
| Product Dimensions | 1.77"L x 1.77"W x 6.3"H (4.5cm x 4.5cm x 16cm) |
| Item Weight | 1.79 pounds (0.81 Kilograms) |
| Power Source | Battery Powered (1800mAh) |
| Operation Mode | Automatic |
| Voltage | 12 Volts (DC) |

Image 8.1: Product dimensions of the JESIDO Electric Mason Jar Vacuum Sealer.
9. Warranty and Support
JESIDO products are manufactured to high-quality standards. For warranty information, technical support, or any questions regarding your product, please refer to the contact information provided at the point of purchase or visit the official JESIDO website. Please have your model number (B0FJFF7XCG) available when contacting support.





