● Analog bar-graph LCD display with 9999-digit resolution

● 250V–1000V DC insulation resistance test

● 200mA ground continuity test

● Loop impedance/Predicted Fault Current (PFC)/Predicted Short-Circuit Current (PSC) test

● Lockout test

● RCD trip time test and one-button data storage

● Selectable full-wave/half-wave and countdown (30 seconds) test modes

● 0°/180° phase angle option to detect the fastest trip time

● RCD trip time test at X2 trip current

● RCD trip current test

● Phase sequence and missing phase test

● AC/DC voltage automatic control and test

● Connection check with real-time status display

● White backlight; automatic shut-off