The CAP ALUM POLY 680UF 20 6.3V T/H is a type of capacitor that features a radial, can design and utilizes aluminum-polymer technology. It has a capacitance value of 680 microfarads (µF) and an operating voltage rating of 6.3 volts. This capacitor exhibits a high level of reliability with a lifespan of 2000 hours at an elevated temperature of 105 degrees Celsius.