The DCM-039 is a AC/DC ammeter clamp manufactured by TECPEL®. This clamp meter offers a 10 mA high resolution on 40A DC/AC range. Moreover, it is equipped with an overload protection up to 600V for measuring ohm. It also has a 23mm diameter jaw and a large 2 2/4 digits LCD display. It offers a quick bar graph display at 10 times/sec for transient observations. It also has a single touch zero for DCA adjustment as well as maximum/minimum and data functions.