The CAP ALUM POLY 4.7UF 20 10V SMD capacitor is a type of radial, can-shaped aluminum-polymer electrolytic capacitor suitable for surface mount design (SMD). It has a capacitance value of 4.7 microfarads and an operating voltage of 10 volts. The capacitor features low leakage current of 240 milliohms and a long lifespan of 2000 hours at 105 degrees Celsius.