Measuring range: rotative velocity laser 2.5-99999r/min Contact 0.5-1999r/min Laser tach detecting distance: 50-600mm

TACHOMETER (PHOTO/TOUCH TYPE) DT-2856Measuring range: rotative velocity laser 2.5-99999r/min Contact 0.5-1999r/minLaser tach detecting distance: 50-600mmAccuracy: ±(0.05%n+1d)Resolution: 0.01/0.1/1Memory: max/min/last valuePower supply: 4x1.5V AA (UM-3) batteryBattery indicator: low battery indicatorDimensions: 220x75x29mmWeight (not including probe):171g