Item Type: Motor Tachometer <br>Material: ABS <br>DC Power Supply: DC8-24V 40mA <br>Display Mode: LCD screen display, four digit reading <br>Measuring Range: 10 to 9999 <br>Measurement Accuracy: ± 0.1%, reading ± 1 word <br>Display Refresh Rate: Greater than 3 times/second <br>Over Range Display: if the speed is too low, "LLLL" will be displayed; The speed is too high, "HHHH“ <br>Panel Opening Size: Approx. 68 x 33mm / 2.68 x 1.3in <br>Hall Sensor: <br>Voltage: DC6-36V <br>NPN: Normally open <br>Measuring Distance: Approx. 10mm / 0.39in<br>1、Anti Interference: This digital display tachometer is equipped with anti interference Hall sensor, which makes the measurement more accurate. <br>2、10 to 9999: This tachometer has a measurement range from 10 to 9999, and 0.1% accuracy, pay attention to the range for better using experience! <br>3、Wide Application: This tachometer can be used for lathe, CNC, mower, spring, etc. To measure different motor speeds. <br>4、LCD Display: Comes with a LCD display, you can see the data accurately and instantly, very helpful tool to your work! <br>5、Easy to Install: Comes with a compact size and a light weight as well, the easy installation can be quickly completed.<p>1 x Motor Tachometer</p><p>1 x Hall Sensor&nbsp;</p><p>1 x Wire</p><p>1 x&nbsp;Magnet</p>