... Counter,Digital Multimeter,DC Power,Audio Amplifier,5 in 1 universal systems TESTER1 Function Generator1.1 FeaturesWide frequency range,multi- ... .1 Features With CPU and IC-counter,intelligent,wide range,multifunction,highbright 8 digit LEDs display. Measurement functions:frequency ... %+50mVrms CC≤0.1%+70mVrms4 Digital Multimeter4.1 Features Auto range,LCD display with digit and strip figure to show, ...