STROBOSCOPE
DT2240B

This tachometer is used the microcomputer(CPU) technique, photoelectrical technique and LCD for one instrument combine PHOTO TACH & MOTION & SURFACE MAR.
Large LCD display with backlight
Digital control adjust flash frequence
Low power consumption
Measure range: 60~39, 999RPM
Coarse/Fine adjust amplitude:
<1, 000RPM Coarse adjust: ± 10RPM
Fine adjust: ± 0.1RPM
≥ 1, 000RPM Coarse adjust: ± 100RPM
Fine adjust: ± 1RPM
Accuracy: ± 0.05%
Resolution: <1, 000RPM: 0.1RPM
≥ 1, 000RPM: 1RPM
10 commonly functions for rotational speed storage, improves the efficiency of measurement. The intensity of flashlight is increased 100% than DT2239B.
Battery: 4x1.5V AA battery