Application: The cable can be used for boat, marine, RV, camper, trailer, solar panel, tractor, truck, etc Perfect for all-weather/boating/exterior speakers, audio and solar panel system Specifications: Wire Gauge: 18 AWG Length: 50FT Style: Duplex Rated voltage: 600V Working temperature: -40?-105? Features: 1.Premium quality material. Made of tinned copper material with high corrosion resistance, increasing longevity and greater electrical performance; 2.Double insulation protective sleeve. Double layer PVC insulation, which is wear-resistant, flexible and hard to break, makes it easy to route; 3.Multiple lengths. To meet your different rewiring needs; 4.Design with conscience. The exterior protection is deliberately designed loose to make it easier to cut and strip the wires. Note: Contact us if you have any questions, comments or issues, we’ll get back to you within 24 hours