The mini bag sealer is made from ABS material, can resistant to high and low temperatures that make it live longer. With this heat sealer, you can re-use the original bag, keep foods and snacks fresher, longer and reduce food waste. Mini heat sealer, a necessary for whom like snacks, keep your family healthy! Quickly seals and cuts. The food sealer only needs to install the battery when first use. Remove the hook. The “+” side is a heat sealer, press down and preheat for 3-5 seconds before using, then simply slide it along the bag. The "-" side is a cutter, which can cut the plastic bags. After using, attach the hook and it will power off automatically. Please open cover to preheat the item by pressing 3-5 seconds before using, then simply slide it along the edge of any bag and it's sealed airtight. And you can just press and pull the mini food cutter across the bag, you don’t need to use scissors anymore. This mini portable plastic sealer is more compact and easy to carry, and can be easily put into your bag or pocket. Whether you go camping, or the kitchen and living room at home, you can use it to cut and seal easily and conveniently. The mini bag sealer needs 2 X AA batteries (not included). When the battery power is insufficient, the sealing effect will be affected, you should replace the battery. Please remove the battery if it is not used for a long time. Packing 2 x Mini Bag Sealer Durable and Keep Healthy 2 in 1 Heat Sealer and Cutter Easy to Use Small and Convenient