XtremepowerUS R12 R22 R134A R502 A/C Air Conditioning Ac Refrigerant Manifold-Gauge Set Easy to read gauges. Has Reading of R12 R22 R134a R502 Three (3) 3ft color-coded service hose Freon Charging hose 2500PSI burst, 500PSI max W.P Fittings with high pressure safety valve Automotive diagnostic and service tool kit