Display: 5digital, 18mm LCD Range: 2.5~99999 RPM 0.05~1666 Hz 1~99999 Count Resolution: 0.1 RPM From:(2.5~999.9RPM) Accuracy: ± (0.05%+1digital) of reading Sampling Time: 0.8second (over 60RPM) Memory: Max. value, Min. value, Last value. Can store 96s data. Range Select: Auto-range Time Base: 6MHz Quartz crystal Detecting Distance: 50mm-500mm Dimension: 155*70*35mm Power: 3×1.5V AAA battery |