The combination combinationinstrument is a tachometer, speedometer, fuel, water temperature, 2 barometer, etc. 6 tables and 48 formed police lights. Use of LED diodes and strokes LCD screen display, with the voice prompt alarm buzzer. A path of a road speed 5V output. Tachometer, speedometer, fuel, water temperature, 2 barometer signals from the sensors, driver combinationinstrumentation stepper motor driven pointer instructions accordingly. The glass front of two buttons directly on the speed and tachometer to set the parameters.

combinationinstrument