Camry vacuum sealer, 2 modes, 2 speeds, 110W, CR 4470VACUUM SEALER FOR FOOD FILM PACKAGING MACHINE Keeping food in airtight bags prolongs its freshness by at least a few more days for products stored in the fridge and even a few months for frozen food. Without access to air, food retains its nutrients and vitamins (the oxidation process is much slower), as well as its taste and smell. Food that is hermetically sealed is protected from dust particles and airborne micro organisms including germs and mould