Digital Manifold Gauge Number of Valves 4 Multiple Refrigerants Number of Hoses 4 60 in 0 to 1000 psi 29 in Hg to 800 psi +/-0.5-1-2 Percent 3/8 in Aluminum Calculates Superheat Subcooling Vapor and Liquid Saturation Laser Welded Stainless Steel Transducers Universal K-Type Clamp Thermocouples Easy to Navigate Transflective Display Menu Protective Boot and Water-Resistant Design Heavy-Duty Zeppelin(R) Design Faster Evacuation with Quarter Turn Full Open/Close Handle