The 380580 is a battery powered milliohm meter. This milliohm meter features a high accuracy, a high resolution, portable milliohm meter battery operated for field use, four terminal kelvin measurements and over temperature and over voltage protection. CE certified. Complete with 8 AA batteries and 2 sets of test leads (4-wire with 4 alligator clips and 4-wire with 2 Kelvin alligator clips).