JB M2-820L LED Illuminated Manifold Gauge 3-1/8" Blue Compound Low Pressure - R22, R410A, R404A

Should not be subjected to pressures beyond scale

Don't be left in the dark. Award winning LED backlit gauges for easy viewing in dark environments with the flip of a switch. All JB metal gauges come with with high impact clear view Lexan lens, full size brass movements and recalibrating screw.

Key Features

• LED backlit gauges for easy viewing in dark environments
• Blue Compound, Low Pressure Side - R22, R410A, R404A
• Rocker off/on switch
• 250+ hour battery life
• 3v lithium coin cell battery (included)
• 3-1/8" gauge face
• Surge dampened for accuracy
• High impact clear Lexan lens
• Recalibration screw
• Full size brass movements
• 1/8" MPT connection