Quickly and easily setup your installation tester via the integrated color touch screen, or your PC. Tests voltage and frequency, check wiring polarity to detect broken N wires, and measure insulation resistance, loop, and line resistance. Reduce manual data entry and record keeping by saving test results to the circuit or point under test Quickly generate inspection certificates onsite, with a few simple steps, allowing you to finalize and invoice your inspection at the time of service. Compact and lightweight (less than 1.6 kg), with a padded neck strap to free your hands.