Bag Sealer with bottle opener: This minis chip bag sealer combines sealing and bottle opener functions . none Preheating Required:press to work, just turn on the chip bag sealer then press and slowly slide the bag to sealing without preheating, makes this minis sealer very convenient to use. Portable and Convenient: This minis bag sealer is small and portable, with magnetic strips and lanyard design, you can put it in your hand or bags easily, or you can hangs it on refrigerator and any iron product or hung on the hook. Keep the Food fresher: You can re-seal the originals bags with this chip bag sealer, keep foods and snacks fresher, isolating air and reduce waste. your healthier family good Wonderful ,sweet warm for friend family and yourself.