Speedometer

Screen:

16mm (0.7) LCD

Range:

2.5-99.999 r/min

Resolving Power:

0.1 r/min (2.5~999.9 r/min);

1r/min (above 1000r/min)

Accuracy:

±(0.05%+1d)

Memory:

Record the biggest, the smallest and

the last values

Power:

4 X 1.5V AA Battery