•Hipot: 4 kVac/100 mA •Transformer capacity: 500 VA •The voltmeter provides a 3-digit digital display. •The window comparator method is adopted for judgment. •Remote control function •Output of contact point signals such as PASS and FAIL •Digital timer (0.5 to 9.9 s; 1 to 99 s, Resolution: 0.1 s)