Digital Stroboscope Fluke 820-2 Splash Screen Tachometer tu
High range: 30 to 300,000 FPM (strobe / min) 0.5-5000Hz. Flash pulse. Minimum pulse width. 0.5 to 5000 Hz. Frequency range. Connect the external trigger. External triggers. 1500 Lux @ 6000 FPM at 20 cm.