[About Our 12/2 UF-B Cable] - 12 Gauge 2 Conductors, Ground Wire: 12AWG, temperature Rating: -15°C ~ +105°C, voltage Rating: 600V. Environmental Grade: RoHS. [Safety and Superior Performance with OFC] - 100% Oxygen Free Copper, which is more stable than copper-clad aluminum(CCA) delivering enhanced conductivity for greater current capacity, the insulator is made of premium PVC, it could be better in resist oxidation and corrosion, provides maximum conductivity [Waterproof and Sunproof] - The jacket material of UF-B wire cable is made of high-quality PVC, which is waterproof ,snowproof, windproof, sunproof and durable, can be used in harsh outdoor environments, flexible and durable, with a smooth surface and easy to use, and won't affect the use of the cable in humid environments. [Applications] - UF-B cables are suitable for direct burial, residential applications up to 3 storeys above ground level, underground feeders for outdoor lighting or equipment, and some hostile en