EASY TO WORK WITH - This primary automotive wire set comes in 4 colors, red, yellow, blue, and black, making it easy to keep your circuits separate. PVC PROTECTED - Flexible PVC insulates each 14 gauge wire, making them resistant to fire, abrasion, sunlight, and chemical or electrolytic corrosion. VARIETY OF USES - Perfect primary wire for remote turn-ons, car radios, home theaters, robotics, model trains, door bells and more! HANDLES EXTREME HEAT - Rated to 105°C. 100 feet of 14 guage wire per roll. Copper clad aluminum. 0.2 mm dia/strand, 54 strands. Do not use for building/household 110 / 220 V AC wiring. 100% SATISFACTION GUARANTEE - Iron Forge Cable stands behind all of its hook up wire assortments 100%. Please reach out to us with any questions or concerns, so we can help!