Description: Description Professional DT 2234C tachometer Measures the RPM of any rotational part Wide measuring rangehigh resolution Durable in using large LCD displaying gives exact RPM data The last value min value will be automatically stored in memory and can be displayed by turn anytime The housing has been carefully shaped to fit comfortably in either hand It is a great tool to measure In wood and metal working or many other kind rotary device it can be used to accurately measure the speed of a lathe The reflective strips which stick on the rotating equipment are mainly used for reflecting the laser signal by the tachometer equipments launch so that the tachometer can accurately receive the signals of rotating equipment Features Display Large 5 digit 18mm LCD Test select Automatic Range 2 5 to 99 999 RPMResolution 0 1 RPM from 2 5 to 999 9 RPM 1 RPM over 1 000 RPM Accuracy 0 05 1 digit Distance 50 to 500mm 2 to 20 inchMemory Last Value Max Value Min RPMPowered by 1 x Battery 9V Including for you Size 130x70x29mmWeight About 160gPackage Includes 1 x DT 2234C Professional Digital Tachometer3 x Approx 20cm of reflective stripes Make rotation measure data more accurate 1 x 9V battery1 x Carrying cover case1 x English user manualDetails pictures