The FLIR DM93-2 is a high-performance digital multimeter with superior variable-frequency drive (VFD) filtering that allows you to accurately analyze non-traditional sine waves and noisy signals encountered in VFD-controlled equipment. Whatever electrical problem you face, the DM93-2's bright lighting and resilient design are up to the task. The METERLiNK® app allows you to quickly and easily collect readings, photos, and videos for analysis, trending, and sharing.