Extech MG325: CAT IV Insulation Tester/True RMS MultiMeter

200GOhm/1000V Insulation Tester/DMM with Datalogging
Combines a 200GΩ/1000V high range Insulation Tester with a full-featured True RMS MultiMeter in a single, compact instrument. CAT IV safety rating ensures the highest level of protection.

Test Voltages of 250V, 500V, and 1000V
Measure Insulation Resistance to 5.5GOhm (autoranging)
AC Voltage measurement from 30 to 600V
Polarization Index measurement (PI)
Dielectric Absorption Ratio measurement (DAR)
10MOhm internal resistance test
Low Resistance measurement with Zero function
Continuity beeper
Large 2000 count dual display with backlight
High voltage and overload indication
Auto-discharge and voltage output warning functions
Low battery indication
Complete with test leads, alligator clips, 6 AA batteries, hard cover, and soft carrying case