1. Place the plastic bag containing the items in the vacuum chamber, with the bag opening neatly arranged on the heat seal
2. Close the lid, the indicator light will light up, and the machine will start pumping. The vacuum level can be adjusted according to the requirements of the packaging bag, and the adjustment range should be small.
3. When the exhaust is completed, the indicator light will turn off, and then the inflation indicator light will turn on to indicate the start of inflation. If inflation is not needed, turn the power switch to the vacuum position, and the inflation indicator light will turn off.