Unlike bulky bag vacuum sealers, this mini bag sealer length is only 12 cm long. With this mini bag sealing sealer, you can use it to open / seal snack food bags at any time, whether sitting in the living room, kitchen or watching TV.NOTE：- It uses 2 AA batteries( Not included). - Please remove the batteries when the sealer is not being used for long periods of time.- Please keep the bag heat sealer clean and dry; once getting moisture, please dry it with a cloth in time.