Hantek CC-650 AC/DC Current Clamp Meter Multimeter Up to 400Hz w/ Oscilloscope
AC/DC frequency range: Up to 400Hz. Load impedance: 10 k Ω (typical value). 0 to 650 mv (AC/DC) corresponding to 0 to 650A (1 mV / 1A file);. Battery life: a typical carbon zinc batteries for 100 hours.