Hioki 3504-60:

High-accuracy, high-speed insulation tester with 5 kV output voltage
Measures insulation resistance up to 10 TΩ with a basic accuracy of ±0.5%
Features a large, easy-to-read display and intuitive user interface
Includes a built-in memory for storing up to 100 measurement results
* Complies with various international safety standards, including IEC 61010-1 and IEC 61557