Check the listing for details. T-SPEC Capacitor 1.5 Farad Dist. Digital Cap. Condition: New. Listed at 79.99 USD. What's in the box1.5 Farad capacitor 2 Polycarbonate mounting brackets (installed) 5mm Allen wrench 4 Self-tapping screws (5/8" length) 8 Flat washers Resistor bulb User's Manual About this itemWritten by Crutchfield's Buck Pomerantz Smooths out the bass T-Specs 1.5-farad capacitor will help your vehicles charging system keep up with your high-powered sound setup. When the power of the bass threatens to overwhelm the electrical system, this cap quickly provides a jolt of stored power to keep the beat pounding and your headlights from dimming. And it recharges quickly, so its always ready for the next hit. Displays the voltage A bright, digital meter displays your systems voltage, so you can monitor how things are going and avoid overtaxing your vehicles charging system. We recommend this 1.5-farad cap for any sub amplifier delivering up to 1,500 watts RMS. Warranty: 1 year.