The OIL PRSR GAUGE (F14602) is a flat glass lens with a Perimeter-lighted black dial with trendy red and white graphics, a black aluminum bezel, a tear-drop white pointer. A pressure gauge works by transmitting a low-amperage current from the gauge's meter to the ground via a variable-resistance sending unit. When it variations in pressure, temperature, and other factors, the resistance of the sending units increases or decreases. Key Features: Engineered to exacting specifications. A high-quality design ensures a longer lifespan. 2-inch (0 to 80 PSI) Red Professional Oil Pressure Gauge A scratch-Resistant Flat Lens Bezel in Black Aluminum An LED illuminated perimeter dial White Tear Drop Pointer Cases made of plastic for corrosion resistance and long life 12 volts direct current negative ground It is adaptable to 24 VDC systems. Available in both standard and metric measurements. Specifications: SKU: F14602 Weight: 0.26 LBS Size: 2-inch Mounting Hole: 2-1/16-inch (53 mm) Brand: Faria Condition: New