The CPS DM450 True RMS Digital Multimeter Includs features needed to troubleshoot most electrical and HVAC problems. Simple to use with pushbuttons acessable even in gloves. Advanced features like an RS232 data port for computer logging and interface, 4 digit large charicter display, True-rms, frequency, capacitance, temperature, data hold and min-max record, frequency make this meter far and above the best choice.
Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov