New upgraded valve vacuum sealing bag, new vacuum sealing technology, compared to traditional storage methods, can extend the freshness of the food up to 5 times, it not only helps to reduce food waste, but also keeps your food fresh and delicious for a longer period of timeStrong suction power, long battery life is more convenient: the device can be activated by simply pressing a button, vacuum sealing is completed within 5 seconds, and automatically shuts off when finished. One battery charge can vacuum seal up to 1000 bags, and the strong suction power of 65 kPa effectively shortens the sealing time. This portability and range make it ideal for your kitchen and outdoor activities.