... meter, 3.hour guage, 4.hour counter, 5.VDO gauge, Hour Counter GaugeHour gauge,Hour meter,hour guage,hour ... counter,electrical voltmeter gaugeclamping force gaugeVD1.Rugged, ... meter with superior accuracy.3.Standard working rangers 6-80v.4.Fully sealed and dust-proof.5 ... panel openings for easy installation.6.Easy-to-read displays with 6 numbers registering up to 99999. ...