Hantek CC-650 AC/DC Current Clamp Meter Multimeter w/ Oscilloscope BNC Connector

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. Dc current: 0 to 650A, +/- (3% reading + 2A ).

eBay