The CAP ALUM POLY 270UF is a type of capacitor with the following specifications: capacitance value of 270 microfarads, working voltage of 2.5 volts, and size designation as SMD. It features an aluminum-polymer composition, making it suitable for various applications. The part number also includes the metric reference 7343 and designates a temperature rating of 105 degrees Celsius for a lifespan of 1000 hours.