The High Voltage, Inc. line of Very Low Frequency (VLF) AC testers just got better. A new datalogger feature will soon be avialable. HVI provides the best of both worlds with its easy to operate, manually controlled VLF intstruments with a sophisticated data collection system. All test results are stored and may be downloaded later or the tests can be watched and recorded in real time on a laptop that wirelessly communicates with the VLF. HVI delivers economical, rugged, and easy to operate VLF instruments yet all the report generation and record keeping needed.