CAP ALUM POLY 270UF 20 35V SMD is a type of capacitor with the following specifications: capacitance value is 270 microfarads, operating voltage is 35 volts, and it's an aluminum-polymer capacitor in radial can form, suitable for surface mount devices (SMD) with a maximum resistance of 20 milliohms and guaranteed lifespan of 10,000 hours at a temperature of 105 degrees Celsius.