* Auto-range and multi-function for insulation measurement of 4/40/400/4000 MΩ ( 100 V, 250 V, 500 V, 1000 V ).
* Insulation measurement with auto discharge function, safety.
* Build in the ACV & DCV & OHMS measurement function.
* Precision 400 ohm & 4000 ohm auto-range easy for measuring low resistance such as motor windings, relay coils etc.
* A continuity beeper is equipped in OHM range.
* Data hold function to lock the current reading.
* Lock & Test functions offer worker's safety and easy operation.
* 77 X 49 mm (1.06" height) large LCD display.
* Battery operating easily to carry with user.
* LCD display allows clear read-out even at bright place.
* LSI-circuit provides high reliability and durability.
* Built-in over-input and low battery indication.
* Overload protection for each range.
* Automatic zero adjust & automatic circuit discharge.
* Durable & portable housing case with the front protective
cover .
* RS-232 computer interface.
* Powered by AA DC 1.5V X 8 batteries.