Memory function saves maximum,minimum and last rpm readings;High intensity laser beam not affected by shop light, detects rpm from 50mm up to 500mm away;5 digits 18mm (0.6) LCD display

• Sanpo DT2234BC Portable Hand-Held Non-contact Photoelectric Pro Laser Tachometer RPM Meter Speed Tester

Sanpo DT2234BC Portable Hand-Held Non-contact Photoelectric Pro Laser Tachometer RPM Meter Speed TesterSanpo