1. Introduction
Thank you for choosing the YHFTAJX Portable Vacuum Sealer. This device is designed to help preserve food freshness by removing air from specially designed vacuum bags and sealing them. Its compact, wireless design offers convenience for various food storage needs. Please read this manual thoroughly before operating the device to ensure safe and efficient use.
2. Safety Instructions
- Keep the device away from water and other liquids. Do not immerse the unit.
- Do not operate the device if the power cord or plug is damaged.
- Ensure hands are dry before handling the device or plugging/unplugging it.
- 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.
- Keep out of reach of children.
- Use only manufacturer-recommended accessories and bags.
- Unplug the device when not in use or before cleaning.
- Do not attempt to repair the device yourself. Contact customer service for assistance.
3. Product Overview
3.1 Components
The YHFTAJX Portable Vacuum Sealer features a compact design with intuitive controls. Key components include:
- Digital Display: Shows operational status or temperature.
- Control Buttons: Power on/Temperature, Vacuum Seal, Seal it, Point Pumping.
- Sealing Strip: Heats to create an airtight seal.
- Vacuum Nozzle: Extracts air from bags.
- External Connector Port: For attaching accessories for other inflation/deflation tasks.
- Type-C Charging Port: For recharging the internal battery.

Figure 1: Front view of the YHFTAJX Portable Vacuum Sealer, showing the digital display and control buttons.
3.2 Specifications
| Brand | YHFTAJX |
| Model | B0DP6SK4JF |
| Material | ABS |
| Color | Beige |
| Dimensions (L x W x H) | 6.46 x 2.2 x 1.69 inches (164mm x 56mm x 43mm) |
| Weight | 12 ounces (0.34 Kilograms) |
| Power Source | Rechargeable Battery (Wireless Handheld) |
| Voltage | 5 Volts |
| Charging Port | Type-C |

Figure 2: Device dimensions for the YHFTAJX Portable Vacuum Sealer.
4. Setup
4.1 Charging the Device
- Before first use, fully charge the vacuum sealer.
- Connect the provided Type-C charging cable to the charging port on the device.
- Connect the other end of the cable to a compatible USB power adapter (not included).
- The digital display will indicate charging status. A full charge can last approximately 5-6 months depending on usage.

Figure 3: Type-C charging port and other features.
4.2 Preparing Bags
- Use only vacuum sealer bags designed for this type of appliance.
- Ensure the open end of the bag is clean, dry, and free of food particles or wrinkles.
- Leave sufficient space (at least 2-3 inches) between the food and the top of the bag for proper sealing.
5. Operating Instructions
5.1 Powering On and Temperature Adjustment
- Press the "Poweron/Temperature" button to turn on the device. The digital display will illuminate.
- Press the "Poweron/Temperature" button repeatedly to cycle through the three available sealing temperature modes (e.g., for different bag thicknesses). Select the appropriate mode for your bag type.
5.2 Vacuum Sealing Food
- Place the food item inside a vacuum sealer bag, ensuring the open end is clean and flat.
- Position the open end of the bag under the sealing strip and align the vacuum nozzle with the bag's air extraction area.
- Press the "Vacuum seal" button. The device will begin to extract air from the bag.
- Once the desired vacuum level is reached, the device will automatically initiate the sealing process.
- Wait for the sealing indicator to turn off, then carefully remove the sealed bag.

Figure 4: Vacuum sealing a food item.

Figure 5: Vacuum sealing pastries.
5.3 Sealing Only (Without Vacuum)
- Place the open end of the bag under the sealing strip.
- Press the "Seal it" button. The device will heat and seal the bag without extracting air.
- Wait for the sealing indicator to turn off, then carefully remove the sealed bag.

Figure 6: Manual sealing of a bag.
5.4 External Pumping Function
The device includes an external connector for other pumping needs, such as inflating sports balls or small inflatable items.
- Attach the appropriate external connector (e.g., needle for a basketball) to the external connector port on the side of the device.
- Insert the connector into the item to be inflated.
- Press the "Point pumping" button to begin inflation.
- Monitor the inflation and release the button when the desired pressure is reached.
6. Maintenance and Cleaning
- Always ensure the device is turned off and unplugged (if charging) before cleaning.
- Wipe the exterior of the device with a soft, damp cloth. Do not use abrasive cleaners or immerse the device in water.
- Clean the sealing strip and vacuum channel regularly to prevent food residue buildup, which can affect sealing performance. Use a mild detergent if necessary, then wipe dry.
- Store the device in a cool, dry place when not in use.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Battery is low or depleted. | Charge the device using the Type-C cable. |
| Bag does not vacuum properly. | Bag is not positioned correctly; bag is damaged; vacuum nozzle is blocked. | Reposition the bag, ensuring it is flat and aligned with the nozzle. Check the bag for holes or tears. Clean the vacuum nozzle. |
| Bag does not seal. | Sealing strip is dirty or damaged; incorrect temperature setting; bag is wet or wrinkled. | Clean the sealing strip. Select a higher temperature setting if needed. Ensure the bag opening is dry and flat. |
| Vacuum is weak. | Vacuum nozzle is partially blocked; battery is low. | Clean the vacuum nozzle. Recharge the device. |
8. Customer Support
For any questions, concerns, or technical assistance, please contact YHFTAJX customer service. Refer to your purchase documentation for specific contact details or visit the official YHFTAJX store on Amazon:
Please have your model number (B0DP6SK4JF) and purchase date available when contacting support.