■4000 count / 42 segment analog bar graph ■Frequency measurement by clamping and using test lead ■Data hold ■Continuity check buzzer ■Auto power off (30min.) ■Low battery power indication Sampling rate : 2 times / sec. for numeral display AC frequency bandwidth : 50〜60Hz (ACA : 1.9%±5), 60〜500Hz (ACA : 2.5%±5), 50〜500Hz (ACV)