1) Contact tach range: 2.5~99,999 RPM
2) Resolution: 0.1 rpm / 1 rpm
3) MAX, MIN, last value memory, can store 96s data
4) 5 digits 18mm (0.6″) Yellow backlight LCD
5) Accuracy: ??(0.05%+1 digit)
6) Sampling Time: 0.5sec(over 120RPM)
7) Range Select: Auto-Ranging
8) Memory: Max. value, Min. value, Last value
9) Can store 96s data
10) Time Base: 6MHz Quartz crystal
11) Detecting Distance: 50~500mm
12) Power Consumption: Approx 55mA
13) Test Range: 2.5~99,999RPM
14) Resolution: 0.1RPM(2.5~999.9RPM) / 1RPM(over 1,000RPM)
15) Total Test Range: 1~99,999
16) Battery: 3 x 1.5V AA batteries (not included)
17) Size: 15.5cm x 7cm x 3.2cm
