Model:DT2240B
Measuring range:60 to 40000RPM / FPM
Coarse / fine amplitude modulation
≥1000RPM, Coarse adjustment: 100RPM/FPM; Fine adjustment: 1RPM/FPM
Accuracy:0.05%
Resolution
≥1000RPM: 1 RPM / FPM
Time base:10MHz quartz crystal
Display:5 digit LCD display with backlight
Maximum display:40000
Power:4pcs*5V AA(UM-3) size battery (not included)
Product size:195×72×37mm
Product weight:Approx.200g