1. Upgraded four-in-one vacuum machine: This handheld vacuum machine has four functions. The vacuum function can be used to preserve food, saving 80% of storage space for food and clothing. The heating function can be used to seal bags made of PP/PE/PVC materials. The cutting function can be used to cut and open bags. It can also inflate basketballs, footballs, toy balls, etc. 2. Heating function: Press and hold the power button for 2 seconds. When the power indicator shows a white light, the heating and sealing function is activated. The "-" side is the cutting blade for cutting plastic bags. The "+" side is the heating end. Before use, charge it with a USB cable, then press and hold the power button for 2 - 3 seconds. Turn off the switch after use. To achieve a better sealing effect, the operation can be repeated. 3. Vacuum function: On the basis of the heating and sealing function being activated, press the switch again (the power indicator will turn orange) to turn on the vacuum function. The vacuum pump is equipped with a multi-functional silicone suction nozzle, which is suitable for vacuum low-temperature cooking bags, vacuum storage bags, vacuum lunch boxes, and fresh-keeping and pickling vacuum containers, etc. 4. This handheld heating vacuum machine is designed to be rechargeable. It is compact and portable, equipped with a detachable hook, which saves space and is convenient to place in the kitchen or carry around. It is an excellent small kitchen tool and a good helper for the family. 5. Multi-functional small household items: After being equipped with a multi-functional vacuum pump, you will also have a balloon inflation pump, a football inflation pump, a food bag vacuum pump, a manual vacuum pump for storage bags, a mini bag, and a cutting blade. It is an excellent gift for mothers. 6. Color: White 7. Material: ABS 8. Package contents: - 1 vacuum machine - 2 easy-to-cut bags - 2 vacuum bags - 1 ball needle - 1 inflation nozzle - 1 Type-C charging cable Only the above package contents are included, and other products are not included. 9. Precautions: Light reflection and different displays may cause slight differences between the color of the item in the picture and the actual product. The allowable measurement error is ±1 - 3 cm.