JB Industries M2-5-410A-SS Manifold Gauge Kit includes a Digital Manifold Gauge with 4 valves, designed for HVAC & refrigeration systems. The kit features Red High Side Hose, Blue Low Side Hose, Yellow Service Hose, and Clamp Probe. It is suitable for measuring charging, temperature, vacuum, and pressure, using refrigerants like R-410a and R-134a. The unit is compact, with 2-inch width and length, and is equipped with digital features for precise readings.