It is a series resistor inside capacitor, using 100kHz to remove the impedance 1/(2*pi*F*C). The impedance become small, and we can then measure the
MESR-100 ESR Capacitance Ohm Meter Professional Measuring
Mesr-100 Capacitance Ohm Meter Professional Measuring Capacitance
Mesr-100 Esr Capacitor Tester Ohm Meter Professional Measuring
Mesr-100 Esr Capacitor Tester Ohm Meter: Professional Measuring
MESR-100 ESR Capacitance Ohm Meter Professional Measuring
MESR-100 PROFESSIONAL ESR Meter 100kHz In Circuit Tester Capacitor
Professional Digital ESR Capacitance Resistance Meter Auto Display
MESR-100 Capacitor Tester, Geevorks ESR Meter in Circuit Capacitor
Shop esr capacitance ohm meter with free shipping and free return. Suitable for ac, dc and ac voltage signal detection of ac or pulsed capacitance.
MESR-100/M6013 ESR Capacitance Ohm Meter Professional Capacitance Resistance Capacitor Circuit Testing Device Capacitor Tester