• test insulation up to 100mω at 250v, 200mω at 500v, 400mω at 1000v and continuity up to 20ω.
• live circuit warning lamp plus audible warning.
• automatic discharge of circuit capacitance when test button is released.
• fuse protected (continuity range only).
• battery check led.
• front panel zero adjust.
• back light function to facilitate working at dimly lit situations.
• press to test button with lock down feature.