NEW Manifold Gauges A/C Tester Refrigerant Gas Service Diagnostic Kit with Quick Couplers. Complete diagnostic and service gauge set for use on air conditioning system with 10 Amps High Rate Charging, Testing, or Evacuating (R12, R22 & R502). Features: Manifold Gauges A/C Tester Refrigerant Gas Service Diagnostic Kit with Quick Couplers Complete Diagnostic and Service Gauge Set for use on Air Conditioning Systems (Automotive / Home) Refrigerant Charging Hose 2500PSI Burst 500PSI Max W.P. each hose is approx. 5ft ( 60 inches) with 1/4 SAE fitting 10 Amps High Rate Charging Measures in Celsius Connect fittings with high pressure safety valve Ideal for R12, R22 & R502 refrigerants Specifications: Temperature Scale: Celsius Max Working Pressure: 500PSI Burst pressure: 2500PSI Hose Length: 60 (each) Couplers: High Low Pressure Side Quick Connector/Adapters (1/4" SAE Male Flare Straight) Condition: 100% Brand New Package Includes: 1x Dual Gauge Manifold with Built-in Sight Glass 3x 60'' Charging Hoses (Red, Yellow & Blue) 2x A/C Quick Couplers (Red = High Pressure, Blue = Low Pressure) 1x R-410A Straight Adapter for Mini Split System Air Conditioners (1/4 to 5/16) Instructions not included