led indicator 1.Range: -1.9.9.9.9. to 9. ... .5mm; 5-digit 7-segment main display, digit height 8mm, 8-digit 14-segment additional display, digit height 5mm; 52bars meter with ... .1 s)Units: mA, us, ms, s, PH, , , PSI, MPa, bar, KPa,mbar, Pa, % etc.Supply Supply: Not required, 4 to ...