1) 5 digits 18mm (0.6") White backlight LCD
2) Accuracy: ± (0.05%+1 digit)
3) Sampling Time: 0.5sec (over 120RPM)
4) Range Select: Auto-Ranging
5) Memory: Max. Value, Min. Value, Last value
6) Can store 96s data
7) Power Consumption: Approx 45mA
8) Time base: 6MHz Quartz crystal
9) Time base Accuracy: 10x10-6(0~50℃)
10) Measuring Range: CONTACT TACH: 0.5~19, 999RPM
11) SURFACE SPEED: 0.05~1, 999, 9m/min
12) Resolution: CONTACT TACH: 0.1RPM (0.5~999.9RPM) 1RPM (over 1,000RPM)
13) Surface speed: 0.01m/min (0.05~99.99m/min) / 0.1m/min(over 100m/min)
14) Battery: 4 x 1.5V AA batteries (not include)
15) Size: 17.5cm x 7cm x 3.5cm