With a light stroke, it can effectively seal, block the dust in the air, and keep it clean and hygienic. The unfinished snacks are sealed and easily sealed, and they will not leak no matter how they are shaken. The operation is simple, align the opening, and lightly swipe from left to right to keep it sealed. Dry and easy to be damp, put it in a bag and seal it, no waste, home helper. It is not only a sealing machine but also an opening machine, the opening is very easy and convenient. Small and exquisite, easy to carry, put it in a bag, and can be used when traveling. The hook design can be hung and stored when not in use, so it does not take up space. The hook part is detachable, in order to prevent the heating wire from being hot all the time. Using high-quality ABS material, fine workmanship without burrs, durable. At the bottom battery position, two AA batteries (not included) need to be installed. Commodity material: ABS Product size: 4x3.5x14.4 cm Instructions for use of the sealing machine: 1. After the battery is installed, it will not automatically heat up, and it will heat up after pressing down. 2. Install the battery in accordance with the positive and negative instructions on the bottom of the battery slot of the product. If the battery is installed in the wrong direction, the sealing machine will not heat up. 3. After the battery is installed, keep pressing for about 3-5 seconds to start heating. 4. Put the bag to be sealed in the middle, the thinner bag can be pulled quickly, and the thicker bag can be pulled slowly at a uniform speed. 5. After use, there is no need to remove the battery, just stick the hook on the seal. Note: Do not press violently when sealing, otherwise it will cause the metal contact piece to deform and not heat up. The bag to be sealed must be kept clean and free from stains such as water and oil.