Manifold Gauge Number of Valves 2 R-407C R-422D R-438A Number of Hoses 3 60 in 0 to 500 psi 30 in Hg to 350 psi +/-3-2-3 Percent 1/4 in Brass Free Floating Dual O-Ring Sealing System for Faster Evacuation/Charging Color Coded Refrigerant Dials for Easy Reading Pull Out Proof Hanging Hook for Convenience All Metal Gauges Plastic Hand Wheels Allow Easy Turning Replaceable Intake/Hose Fittings for Easy Repair Includes Hose Set