Draper-Expert-74839-Digital-Gauge-Air-Line-Inflator-With-Twin-Connectors-Draper-Expert-74839-Expert-Quality-digital-air-line-gauge-Its-highly-accurate-industrial-quality-fabrication-make-it-suitable-for-use-on-garage-forecourts-&-tyre-fitting-bays-Fitted-with-a-large-LCD-backlit-screen-with-multi-pressure-unit-&-twin-connectors-Supplied-with-calibration-certificate-&-two-AAA-batteries-br-Draper-Expert-74839-Digital-Gauge-Air-Line-Inflator-With-Twin-Connectors