6in1 GPS Speedometer 338 85mm MAIMEIMI MultiFunctional Adjustable Tachometer Voltmeter Fuel Level Water Temp Oil Pressure with Alarm for Car Boat Marine 932V

Multifunction This boat speedometer is a 6in1 with alarm design including GPS Speedometer Tachometer Voltmeter Fuel Level Water Temp Oil Pressure You can monitor multiple data of your carboat with this gauge Unit switching Press the button first then power on and then enter the parameter selection mode You can select the 0190ohmEuropean or 24033ohmAmerican level sensor switch the units of speed MPHkmh or knot water temperature or and pressure psi or bar with the unit button GPS Speedometer 0600kmh mph knots available Tachometer 09999RPM Voltmeter 932V Fuel Level 0100 Water Temp 40120100250 Oil Pressure 010 BAR0145 PSI Marine tachometer installation Diamete Open a 85mm 3 38 and 55mm 2 316 depth hole to put the boat tachometer into it easy to install Waterproof The gps speedometer car with TFT screen marine speedometer is IP67 waterproof and antifogging protection NOTE Because the actual engine configuration situation will be more complex we only do part of the engine cylinder number numerical recommendation so if you do not see the numerical recommendation for your engine cylinder number in the user manual and do not know the gear number of the engine we will recommend the appropriate speed ratio value for you