Trace mode off ers scope-like functionality
DC voltmeter with the capability of applying battery
Supplied voltage or ground
AC voltmeter: TRMS, peak-to-peak/min/max, frequency, duty cycle
 
This is the fi rst of our Pro Series line of tools made for professionals. With powerful multimeter functions, advanced diagnostic modes, easy to read color LCD display, and a new rugged dust and water resistant housing. The Pro Series Maestro™ is designed to give you years of trouble free testing. Also, an updateable and useful app that will expand your tools capabilites and give you access to answers and solutions that you need.

The unique confi guration of Power Probe testers gives them many advantages over using conventional test lights or multimeters for circuit testing.