Digital Stroboscope, Sper Scientific, Mfr#: 840009

Used in motion studies in classrooms, physics and Q.C. labs. Convenient for non-contact measurement of running machinery in factories and elsewhere since, unlike tachometers, stroboscopes require no special reflective tapes. Powerful xenon lamp. The 1⁄2; high 4 digit LED is easy to read in both light and dark environments. Microprocessor circuit with a crystal time base insures high accuracy over a wide range and does not require recalibration. Built in tripod screw. Works on 110V only.Dimensions: 9; x 5; x 5; 235 x 125 x 125 mmWeight: 32 oz 900 g Specifications Range Resolution Accuracy 100 to 10,000 FPM*/RPM 0.1