Bench Digital Multimeter True-RMS with RS232 Interface, Backlit 3999 Count LCD First clean and thoroughly dry

First clean and thoroughly dry the locations where you wish to install the light and sensor (the sensor magnet must line up close to the sensing spot on the light

this model offers exceptional value and versatility including sweep mode and six waveform functions

5Hz to 500KHz (sine 1MHz)

or fanny pack

Bench Digital Multimeter True-RMS with RS232 Interface, Backlit 3999 Count LCD First clean and thoroughly dry3 3 4 (3999) count) large LCD display with back light, Bar graph display 42 segment DC Volts 1,000 VDC 5 ranges, . 3% accuracy, AC Volts True RMS, 750VAC 4 ranges, AC (true RMS) DC Current 10 amp 4 ranges True RMS for AC voltage current, Resistance 40M 6 ranges, Capacitance 40uF 5 ranges, Frequency counter up to 600KHz, accuracy 0. 1%, Sensitivity: 100mV up to 20KHz, 500mV 20 600KHz, Adapted range: Display 10 counts per 1mV DC RS232C standard