2 in 1 Sealing & Cutting: This 2 in 1 Usb Rechargeable Chip Bag Sealer Heat Seal is an important accessory in the home, with a dual-purpose design, a heat sealer for sealing bags, and an invisible cutter for opening bags. Compact and Exquisite: Mini sized, compact and exquisite for easy carrying and storage, suitable for various camping, picnicking, and kitchen purposes. There is also a magnet at the bottom, which can easily stick to the refrigerator or other metal surfaces. Keep Food Fresh: This mini sealed bag can reseal the food bag, allowing your snack bag to seal quickly and evenly, keeping food and snacks fresh for a longer period of time. Don't worry when your family has leftover snacks or food, sealing the bag in a timely manner can help keep the food fresh and avoid waste. Easy to use: Simply open the sealing machine and press it immediately after reaching the working temperature to seal the bag, effectively saving time. Widely applicable: This mini heat sealing machine is suitable for sealing various snack bags. For example, potato chip bags, cookie bags, nut bags, and vacuum sealed bags. Not suitable for cling film, fiberglass bags, kraft paper bags, or pure aluminum bags.