2 Farad capacitor for amplifier power stabilization in vehicles12.0 farad power capacitor, wide application, suitable for systems up to 2000W. 2The condenser installation is under the case of subwoofer amplifier, to compensate for the lack of power supply of the bass amplifier. Improves poor performance due to insufficient power amplifier. 3Provide instant power on demand to feed your power amps and stabilize this voltage to keep your system running at peak performance. 4The integrated digital display informs you of system status and performance, convenient for using. 5Red digital voltage display, clear and intuitive, and with audible warning indicator, more dependable to use. 6Includes transparent mounting brackets, and comes with detailed instructions to help you get familiar with the installation quickly. 71016V DC, features automatic shutdown protection, and it accept any size of wire with ring terminals.