PREMINUM RED BLACK WIRE - Premium conductor and high quality PVC, good conductivity, high mechanical strength features, flame retardant, anti-aging, acid and alkali resistance and dampproof. Premium cable for all single color LED strip light, low voltage single color led strip, light bulb, lamp. APPLICABLE TO - Red black wire is widely used for various DC electrical hookups, all single color LED strip lights, low voltage cables, low-loss in-home or car stereo installs and great for in-home applications as well as automotive, schools, churches, auditoriums or business settings. ADVANTAGE of COPPER CLAD ALUMINUM: Here are the facts about CCA vs OFC. CCA wire offers the same signal frequency and reliability in terms of corrosion resistance to copper wire. The advantage of the CCA wire is lighter and more flexible than copper wire. The cost of CCA vs Oxygen free copper is much lower and you can enjoy the same functions and reliability as copper wire without paying the extra cost for the installation. EASY GREAT TO USE: It's easy to strip and cut into any length based on needs. Wire comes wrapped around a hard plastic spool that makes dispensing convenient. 2 jacket colors make for quick and easy to distinguish the polarity numbered markings for accuracy. PACKAGE INCLUDES: 50 Feet / spool (50FT Red 50FT Black), actual length is 15.5m, longer than described, stranding structure makes it flexible and easy to install.