... Diesel Engine meter, Comprehensive Tester for ships1.oil pressure gauges2.oil temperature gauges3.water temperature gauges4.tachometer RPMTechnical ... Size: 223mmWx153mmHx90mmthickness5.Weight: 3 KGWe also supply other type Diesel Engine Tester, Tachometer, GPS Antenna, interphone and ... -in-one(RPM, oil pressure and water temperature)3.four-in-one(RPM, oil pressure, oil temperature and water temperature ...