Providing expert quality the Draper DCM402 is an automatic & manual ranging clamp meter capable of testing voltage, current, resistance, diode, continuity, capacitance, frequency, duty cycle & temperature testing. This model also fetaures a maximum jaw opening diameter of 36mm & a backlit LCD screen for added ease of use. Completing the Draper 41967 is the included test leads, temp probe, case & 3 x AAA batteries.