5.0 Farad Digital Display Power Capacitor - Chrome Plated Post Kits - Aluminum Brushed Case.Capacitance ± 5%. 20-24 Volt Surge, 105oC - DC 12- 24 volt - Dimensions: 8.86''H 3.5''W.Blue Digital Display and blue LED flash - Electronic Polarity Protection Circuit.Strong Finishing For A Better Installation Result - Over Voltage Protection Circuit.1 Pair Clear Brackets Included - Includes Mounting Charging Hardware A great sound system needs a great capacitor: a high-demand audio setup can often place extra demand on your car’s electrical system. When you need power, especially for booming bass and soaring highs, this 5.0 farad Pyle capacitor will have it at the ready. And it’s got all you need to make sure your system sounds awesome and stays safe: a blue digital voltage readout to show you how much power is available, electronic polarity protection, and an over voltage protection circuit. And this won’t just make your system sound great – it looks great too, thanks to the blue LED lighting and the brushed aluminum case. Includes clear Lucite brackets and mounting hardware for easy installation.