BOSS Audio CAP4C 4 Farad Capacitor Finish Color: Chrome Equivalent Series Resistance (ESR): 0.00195 Ohms @ 120 Hz @ 25 Degrees C Low-Level Input Voltage: 20 Volts Remote Terminal Screw Capacitance: 4 Farad, 4000000 Microfarad High-Level Input Voltage: 24 %Capacitance Tolerance: 10 Dimensions: 11.37"" x 4"" x 4"" 4 FARAD Capacitor with digital voltage display Chrome finish Brand New capacitor Full Manufacturer's Warranty