Benning CM 5-1 True RMS digital current clamp multimeter. Digital display. 4-digit LCD display (9999 points). With screen backlight. Current measuring range/DC 0.9 A - 600 A. Current measuring range/AC 0.9 A - 600 A. Current type direct/alternating current. True RMS measurement (TRMS) yes. Voltage measurement/AC 1.3 V - 750 V. Voltage measurement/DC 0.7 V - 1000 V. Resistance measuring range 1 Ohm - 10000 Ohm. Frequency measurement 1 Hz - 400 Hz. Frequency measurement yes. Continuity test/diode test. Measuring range selection automatic. Automatic switch-off. Automatic battery low voltage display. Safe and easy to use. Automatic measuring function and measuring range setting. Incorrect measurements due to incorrect measuring range selection excluded. Fast response time due to 5 sampling values per second. Voltage measurement with low input impedance (LoZi). Good grip thanks to rubberized housing shells. Hold instantaneous value memory. Clamp opening 35 mm. Measuring circuit category Cat IV. Max. voltage measuring circuit category 600 V. Measuring circuit category Cat III. Max. voltage measuring circuit category 1000 V. Includes case, 9 V block 6LR61 battery, test leads.