Feature●AC/DC voltage measurement up to 600 volt and AC/ DC current measurement up to 10 A as well as resistance measurement up to 40 Mohm●Tachometer function with inductive pickup measures from 30 to 20000 rpm and dwell measurement in degrees from 0 to 360 degrees or duty cycle from 0 to 100 percent●Temperature measurement from -20 degree centigrade to 500 degree centigrade or 0 to 932degree Fahrenheit (selectable ºC or ºF)●Frequency measurement from 10 to 20 KHz●Fuel injection test measures pulse width from 0.05 to 250 mS, or duty cycle from 0 to 100 percentDescription The CT8027 digital meter offers an easy and portable solution for troubleshooting electrical and electronic circuits and systems.