Sell TACHOMETER (PHOTO/TOUCH TYPE)

TACHOMETER (PHOTO/TOUCH TYPE)
MODEL:DT-2858
MEASUREMENT RANGE
ROTATIVE VELOCITY:
2.5~99,999r/min (PHOTO)
0.5~19,999r/min (TOUCH)
SURFACE SPEED:0.05~1999.9m/min
0.2~6560ft/min
RESOLUTION:0.01/0.1/1
ACCURACY:1(0.05%n+1d)
MEMORY: MAX/MIN/LAST VALUE
POWER SUPPLY:4X1.5V AA(UM-3) BATTERY
DIMENSION:215X74X32mm