1. Speedometer
The speed range is within 0~199, the unit is km/h or mph optional

2. Tachometer
The display range of engine rotation speed is within 0-199, the unit is 100rpm, when the display data is more that 80, it will glitter

3. The engine working hour
The display range of engine working hour is within 0~99999. 9, the unit is "hour" the minimum unit is"0. 1hour, " the data will be cleared to zero while overflows and it can be stored while power off

4. Water temperature gauge
The gauge uses on-off signal, while it alarm, there will be full(7) bar graph display meanwhile the water temperature signal will giltter in frequency 2HZ, the red alarming indicator will also glitter in the same frequency, the buzzer will buzz

5. Fuel gauge
There are 5 bar graph display for the fuel guage, and it increases by degrees from empty(E) to full(F), while there is only one bar graph displayed, the fuel signal will glitter in frequecy 2Hz, the fuel alarming indicator(amber) will glitter in the same frequency, and the buzzer will buzz

6. Oil alarm indicator: While the sensor signal works, the oil alarm indicator(red) will glitter in frequency 2Hz, and the buzzer will buzz

7. Time-limiting alarm: The indicator is green while power on. once the single working time reaches 1. 2hours, the time-limiting alarm indicator(red) will glitter in frequency 2Hz, and the buzzer will buzz

8. Metric/british system switch: Press the "unit"button to switch between "km/h"and "mph", meanwhile the data will switch accordingly

9. Buzzer reset: Press the" Reset "button, the buzzer will stop buzzing