The specified capacitor is a CAP ALUM POLY 680UF 20 2.5V T/H model. It is an aluminum-polymer capacitor with a capacitance of 680 microfarads and a voltage rating of 2.5 volts. The capacitor has a radial, can design and a resistance of 7 milliohms. Its expected lifespan is 2000 hours at a temperature of 105 degrees Celsius.