A Compressor Tire Pressure Gun (also known as a tire inflator gauge) is a handheld pneumatic tool that connects to an air compressor hose to measure, inflate, and deflate vehicle tires. It is an essential "all-in-one" tool for garages and workshops, combining a trigger-operated air valve with a built-in pressure gauge.+1Key Components & FeaturesIntegrated Gauge: Available in Digital (backlit, high precision to $\pm0.5$ PSI) or Analog (durable, no batteries required) displays.Dual-Action Trigger: A "half-press" often allows you to check pressure, while a "full-press" engages the compressor to inflate.Bleeder Valve: A thumb-operated button on the side that allows you to precisely release air if the tire is over-inflated.Flexible Hose & Chuck: Usually features a 12–18 inch reinforced rubber hose with a clip-on chuck for hands-free operation.