Air Column Bag Packaging Machine Multi-function Air Column Bag Machine. Consumables: Q Type & U Type & L Type Air Column Bag & Air Column Roll & PA Inflatable Air Bubble Roll. One Button To Start. Film sensor built-in. Stop when no film. Upgrade design for Q bag. Also works for L bag, U bag, and cushion sheet. Plugs for different countries available. Simple operation panel. Manual air pressure adjustment for greater precision. Use together with an air compressor.