This 10,000-count, 0.25% accurate meter delivers the highest safety rating available – CAT IV 600V and CAT III 1000V. Measures temperature, capacitance, frequency, 4-20mA loop current with percentage readout, and duty cycle. True rms AC + DC coupled for accurate ripple measurements. Other functions include Min/Max, Average, Relative, Peak and Data Hold. Analog bargraph captures quick measurement events. Bright blue backlight aids viewing in dim work environments. With the addition of 38SW software and RS232 cable, the 38XR can be used for real-time data acquisition using any industry standard Windows® PC. Bright blue backlight for dim environments. Magne-Grip™ holster with magnetic hanging strap frees both hands for work. Comes with heavy-duty test leads, threaded alligator clips, temperature adapter, type K thermocouple, manual, spare fuse, and 9V battery.