R1234yf, 8 oz., Refrigerant Gas, New Cylinder, for Automotive Air Conditioning
Hose connection is R12324yf, which is 1/2" ACME "LEFT HAND" threads with internal valve core.
**Please note, the hose you connect to this can must be for R1234yf systems and must have a valve core depressor, most YF hoses due.
*Directly from the EPA Web Site:
EPA Acceptable use and regulations for refrigerant R1234yf;
*Small cans of refrigerant for MVA's, (R1234yf) containing 32 oz. or less, "DO NOT" require any certification.