• Display: 5 digits 18mm(0.6'')LCD
• Accuracy: ± (0.05%+1 digit)
• Sampling Time: 0.5 sec
• Range Select: Auto - Ranging
• Memory: Last value,Max. Value,Min.value
• Time Base: 6MHz Quartz crystal
• Battery: 4X1.5V AA battery
• Detecting Distance: 50mm to 500mm
• Power consumption: Approx 45mA
• PHOTO TACH: 2.5 to 99,999RPM
• CONTACT TACH: 0.5 to 19,999RPM
• SURFACE SPEED(m/min): 0.05 to 1,999.9
• Weight:1.5KGS