RioRand 0.56" Digital Motor LED Tachometer RPM Speed Measure Gauge Meter Tester 60-9999 (Yellow)

Technical parameters :
Measuring range :60-9999 rpm
Time of resetting to zero: 3 seconds.
Refresh rate: about 4Hz
Measurement accuracy:
5000 rpm or less: about 2 rpm,
5000 rpm or more: about 3 rpm
Display: 0.56 inch LED digital tube
Display color: red / blue / green / yellow
Input signal: a voltage pulse signal, active shock signal, PNP signal, Hall proximity switch signal.
Voltage range is 0-5V.
Power supply: DC 7 ~ 30V
Installation: embedded
Suitable for motor speed detection of various machinery and equipment
Wiring:
Red: Power 7-30 v
Black line: negative
Green line: Signal input pin

Package include:
1x Digital Tachometer