DT2240B STROBOSCOPE

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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