Capacitor, aluminum-polymer type, CAP ALUM POLY 1800UF 6.3V SMD, with a capacitance value of 1800 microfarads and a voltage rating of 6.3 volts. It has a radial, can-type SMD (Surface Mount Device) package and an equivalent series resistance of 14 milliohms, with a lifespan of up to 2000 hours at an operating temperature of 105 degrees Celsius.