The CAP ALUM POLY 82UF 20 16V SMD is a type of capacitor. It features an aluminum-polymer construction and has a radial design in a SMD (Surface Mount Device) format. This component offers a capacitance value of 82 microfarads at a voltage rating of 16 volts. The capacitors are designed for high reliability, with a maximum resistance of 40 milliohms and an operating temperature range up to 125 degrees Celsius. They have been tested to last for 2000 hours under these conditions.