Product description

Technical specification:

• 5 digits 18mm (0.6") LCD
• Accuracy: ±(0.05%+1 digit)
• Sampling Time: 0.5sec(over 120RPM)
• Range Select: Auto-Ranging
• Memory: Max. value, Min. value, Last value
• Test Range: 6MHz Quartz crystal
• Power Consumption: Approx 45mA
• Time Base: 6MHz Quartz crystal
• Time Base Accuracy: 10x10-6(0~50°C)
• Measurement:
  CONTACT TACH: 0.5~19,999RPM
  SURFACE SPEED: 0.05~1,999,9m/min
  SURFACE SPEED: 0.2~6,560ft/min
• Resolution:
  CONTACT TACH:
  0.1RPM(0.5~999.9RPM)
  1RPM(over 1,000RPM)
  SURFACE SPEED:
  0.01m/min(0.05~99.99m/min)
  0.1m/min(over 100m/min)
  SURFACE SPEED:
  0.1ft/min(0.1~999.9ft/min)
  1ft/min(over 1,000ft/min)
• Battery: 4x1.5V AA battery