The CAP ALUM POLY 470UF is a type of capacitor that has a capacitance of 470 microfarads and an operating voltage of 2.5 volts. It is manufactured using aluminum-polymer technology and has a surface mount design (SMD) with a metric code of 2917 or 7343. This component features low resistance at 9 milliohms and has a lifespan of up to 2000 hours when exposed to temperatures of 105 degrees Celsius.