Features and Benefits: Simply aim the highly-visible light beam at a reflective mark placed on a rotating device, push the button and the RPM reading is immediately displayedNo contact with the shaft or wheel is necessaryRPM Range - 0 to 99,999 rpmResolution - 0.1 rpm (0 to 1,000 rpm) 1 rpm (over 1,000 rpm)Easy and accurate measurement of RPM in al....(more info)
Features and Benefits: No wires, cables, or fragile antennas Data hold and low battery indications Measures up to 12,000 RPM on conventional ignitions and up to 6,000 RPM on DIS ignition system Just clamp over any spark plug wire This tachometer gives accurate RPM readings quick and easyThis tachometer makes RPM measurements q....(more info)