... 00Bar ~ 12.50Bar YOTO Brand PG808 series tire gauge in industrial fieldMain Features:1). With blue LCD ... pressure measurement. 3. Operation:1). Power on;2). Press UNIT key on the panel to shift the units ... (Psi, Bar, Kpa, Kg/cm2)3). Press LIGHT key on the panel, blue backlight turns on, ... pressure input, meter will shut down automatically.4). Press UNIT key for 5 seconds, meter will reset ...