... a man-machine interface, Chinese and English versions of * Liquid Filling R134a, R404A, R406A, R407C, R410A, R22 refrigerant, etc. * ... provision of efficient refrigerant supply * A number of patented technologies filling guns, durable * Optional bar code reader to identify as ... Quick Connector infusion 1 / 4 "- 3 / 8" Filling tube length 3-6m Channel filling can be made available for the number of ...