[Rechargeable battery] This bag sealer has a built-in battery, which can quickly seal bags without frequent battery replacement. The small size is easy to carry. [LED display, easy to use] This mini bag sealer is equipped with an LED display that can display the battery percentage, 6 bag sealing time modes, and bag sealing countdown function. You can choose P1-P6 mode according to the thickness of different bags. Just turn on the machine for 3-5 seconds to preheat, then put the plastic bag under the bag sealer and hard until the countdown (2 seconds-16 seconds) is completed, indicating that the bag is firmly sealed. [2-in-1 Bag Sealer] This mini bag sealer is made of high-quality ABS material and adopts a dual-purpose design: the heat sealer is used to seal the bag, and the cutter is used to open the bag. It is not only a good helper in the home kitchen, but also an ideal tool for outdoor preservation such as fishing, camping, and travel. [Long-lasting freshness] Help store leftover snacks, food, grains and fruits to keep them dry and fresh for a long time. Reduce air contact to prevent food spoilage, extend the shelf life of your favorite food, and maintain the best taste.