The compact Extech 380950 is a mini AC/DC clamp meter. The 380950 has an extra small diameter jaw designed to reach into very small areas while providing a 1 mA resolution and very low current sensitivity. This amp clamp performs essential troubleshooting tasks in plant maintenance, electrical, HVAC and telecom work as well as residential, automotive, fleet maintenance, marine and motorcycle electrical repair. Complete with test leads, (2) 1.5 VDC AAA battery and carrying case.