About this item Ideal for all single color LED strip lights, various DC electrical hookups, and low voltage 12V-330V DC applications, ensuring low-loss performance for in-home or car stereo installs, as well as other audio interfaces requiring clear, crisp output. High-strand count (0.14MM x 52 STRANDS) oxygen-free copper 18 AWG conductors. The jacket material is flexible and environmentally friendly PVC. 99.95% oxygen-free copper wires, ensuring maximum conductivity, durability, and antioxidation for optimal performance and reliability. Two jacket colors facilitate quick and easy identification of polarity, with numbered markings for accuracy. Wire comes wrapped around a hard plastic spool for convenient dispensing; actual length is 41 ft, which is 1 ft longer than described. Dimensions: 3.15 x 3.15 x 2.76 inches.