AMERICAN TERMINAL 4 Gauge BLUE Amplifier Amp Power/Ground 4 Wire 20 Feet SuperFlex CableThe AMERICAN TERMINAL 4 Gauge cable gives any vehicle sound systems the needed connection. With its super flexible wire jacket, this installers choice cable creates ease during installation without compromising quality and connectivity.General Features: 4 Gauge Power/Ground Cable20-FEET (7.62m) BLUE 4 GAUGE POWER/GROUND WIRE The lower the gauge number, the thicker the wire. Thicker wire presents less resistance to current flowCOPPER CLAD ALUMINUM (CCA) wiring provides a good conductor for power transfer. This is the most economical option when choosing power or ground wire. UltraFlex Heat Tested Wire JacketRUGGED PVC JACKET - Allows free, wide and seamless adjustment of the required physical properties of this wire such as flexibility, elasticity, and impact resistance.Color: BLUELength: 20 FeetSOFT TOUCH JACKET - The jacket on our cable is designed with the installer in mind. The flexibility of this jacket allows for easy routing and has a low memory.Grade A1 Standard TestedCCA (Copper Clad Aluminum)Wire is Set to International Wire Gauge Standards (NOT AWG)Highly resistant to grease, oil and acidsPerfect for Car Audio, Home Theatre, AutomotiveUse this with any 12 Volt or home projectRated 20C to 70C (6 to 80 Volts)