The CAP ALUM POLY 120UF 20 25V SMD capacitor is a type of radial, can-style aluminum-polymer capacitor. It has a capacitance value of 120 microfarads (µF) and operates at a maximum voltage of 25 volts. This component is suitable for surface-mount device (SMD) applications and features low resistance with a specified value of 35 milliohms. Additionally, it offers a long lifespan, lasting up to 3000 hours when subjected to temperatures as high as 105 degrees Celsius.