Digital Tachometer for monitor the speed of marine

Digital Tachometer for monitor the speed of marine diesel engine. Every boat need to install one PC, If you are interested, pls take a look. 1.A micro-computer/computer/contract tachometer, designed to be used with ships, automobiles and other instruments, has the advantages of stable performances and convenient use. Its main technical data include: 1. Input voltage: 8 32V 2. RPM: 0 9999RPM 3. Display: high brightness digitron 4. 15 meters cable 2. Packing Each item inCarton Box Other types of diesel engine gauges; *Temperator of water monitor *Temperator of Oil monitor *Pressure of Oil monitor *Monitor the speed of marine diesel engine 1.Tachometer-CT001 2.three-in-one(RPM, oil pressure and water temperature) 3.four-in-one(RPM, oil pressure, oil temperatureand water temperature) 5.seven-in-one(RPM, oil pressure, oil temperture, water temperature,voltage, time and time record)