Digital clamp-On multimeter. Measure up to 600 A AC/DC current. 3-3/4 digit LCD display (4000 count). 0.5 inch size of digits. OL over range indication. 1.7 VDC ohmmeter test voltage. 4 times per second minimum measurement rate. 0 to 150 Ohm, 10% continuity with buzzer. More than 180 hours battery life. 1.77 x 1.57 inch maximum jaw size. Measures ACV/ACA, DCV/DCA and Ohms/conductivity. Frequency counter. Data hold freeze display reading. Auto power OFF. Over-range indicator, low battery indicator. Full annunciated display. 9 V battery, carrying case, test leads and instruction manuals included.