Digi Gauge: Digital Tyre Gauge. The most technologically advanced digital pressure gauge. Large backlit display for easy reading in the dark. Reads a choice of pressure scales: PSI/BAR/kPa/ KG-CM2 Rotating dual valve system: Schrader and Presta Precision measuring up to 199.9 PSI/13.8 Bar in 0.1 PSI/BAR increments Bleeder valve button for pressure adjustment Colours & Codes: OF294 Blue""