Automatic Range Selection - Circuit: Exclusive One-Chip LSI Circuit;
Description: The PST43 precision laser tachometer by Pyle, accurately measures rpms at a stunning range of 2.5 to 99,999. To take a measurement, apply the reflective marks provided to the surface being measured, then aim the laser, push the side button and the rpm reading is immediately displayed. The 5 digit lcd display makes reading measurements simple and easy. The rpm reading refreshes every second giving you real time measurements. Data is easy to analyze with the last/max/min value memory function. No contact with the shaft or wheel is necessary. Comes with reflective tape and cushioned carrying case.