1、[Practical and Convenient] Convenient for freezer storage. Cordless portable sealers can help preserve most wet and dry foods and are widely used for meat, seafood, vegetables, fruits, grains and nut snacks. 2、[Classification of Food] You need to classify wet and dry food materials. When the material is wet, do not directly inhale the liquid. When the liquid enters the nozzle, stop working immediately. 3、[Save Space and Fast Charging] You can save food, space. Portable size and fast charging, with rechargeable power cord, can be used more times. Quickly remove excess air from the bag and pack it as small and tight as possible. 4、[Reusable Storage Bags and Low Noise] The automatic food vacuum sealer comes with storage bags that are reusable and bpa free, recyclable and safe. One key operation, low noise. 5、[Convenient to Use and Notice] Each bag has a label with the name of the food stored and expiration date for easy sorting. If the air valve is damaged, it is necessary to replace the sealing bag to avoid food deterioration. 6、[Simple Operation] Align the sealant with the blue exhaust valve and press down hard so that there is no gaps between the nozzle and the valve before starting to draw air out of the bag.