JB 3-1/8" Glow-in-the-Dark 30"-0-250 PSI Blue Compound Gauge

JB's M2-820 3-1/8" Glow-in-the-Dark Blue Low Side Compound Manifold Gauge Measures 30" Vacuum to 250 PSI, Retard 500 PSI, for R22, R404A and R410A Refrigerant. Features Include a High Impact Clear Lexan Lens, Full Size Brass Movements and Glow-in-the-Dark Dials that Store Energy to Emit Light in Dimly Lit or Dark Applications