The CAP ALUM POLY 470UF 20 2V SMD capacitor is a type of aluminum-polymer capacitor with a capacitance value of 470 microfarads and a working voltage of 2 volts. It has a surface mount design (SMD) and measures 2917 (or 7343 in metric units). This capacitor features low resistance at 2000 hours and operates at an elevated temperature of 105 degrees Celsius.