Digiatal Multimeter, TRMS Auto-Ranging, 1000V, Temp, Low ImpedanceKlein Tools MM720 Multimeter is an automatically ranging true root mean squared (TRMS) digital multimeter that measures AC DC voltage, AC DC current, and resistance. It can also measure temperature, capacitance, frequency, duty cycle, diodes and continuity. It features a high visibility, reverse contrast LCD display with an optical sensor to automatically optimize viewability in dark or bright ambient lighting. Multimeter with automatic ranging true