The CAP ALUM POLY 68UF 20 2V SMD is a type of capacitor. It has a capacitance value of 68 microfarads and operates at a voltage of 2 volts. This capacitor uses aluminum-polymer materials in its construction and comes in the 2917 (or metric code 7343) size package. The device has been tested to last for 1000 hours at an elevated temperature of 105 degrees Celsius.