The CAP ALUM POLY 33UF 20 4V SMD is a type of capacitor. It features a radial, can design and uses surface mount technology (SMD). This component has specific electrical specifications: it is rated for 33 microfarads, operates at 4 volts, and utilizes aluminum-polymer materials. Additionally, its resistance is 200 milliohms, with an expected lifespan of 2000 hours at a temperature of 105 degrees Celsius.