The 382100 is a 3-phase power analyzer/datalogger that saves data (up to 30000 sets of measurements) on an SD card in Excel format for easy transfer to your PC. It provides a full system analysis with up to 35 parameters including V (phase to phase), V (phase to ground), A (phase to ground), KW/KVA/KVAR/PF (phase), KW/KVA/KVAR/PF (system), KWH/KVAH/KVARH/PFH (system) and phase angle. Readings are displayed on a large, dot matrix, sun readable, backlit LCD. Comes with three current clamps, four voltage leads with alligator clips, 8 AA batteries, SD memory card, Universal AC adapter (100 to 240 V), case and user manual.