The Fieldpiece SM380V 3-port SMAN Refrigerant Manifold with Micron Gauge is a versatile tool for HVAC and refrigeration professionals. This manifold set includes a blue low side hose, red high side hose, and yellow service hose, all connected to a 3-valve design for convenient use. The included clamp probe and digital wireless gauge make it easy to test pressure, temperature, and vacuum levels, with the added feature of a liquid-filled micron gauge for precise measurements. The bright yellow color and compact design make it easy to spot and handle on the job.