High Conductivity: This 18 gauge 3 conductor wire is made of high-precision oxygen-free tinned copper material with 34 strands of 0.178 mm tinned copper wire in each circuit for lower resistance and higher conductivity. Specification: Waterproof Level: IP68. Rated Voltage: 300V (also can for 5V 12V 24V up to 300V). Rated Working Temperature from -104°F to 176°F. Flame Retardant Grade: VW-1. High Quality Material: 18 gauge wire is insulated/jacketed with high quality PVC for excellent chemical and oxidation resistance to protect wires from damage caused by abrasion, wear, and moisture. Easy to Use: 18 awg 3 conductor wire is made of flexible PVC insulation and can be bent in any direction, and is easy to strip, solder, crimp terminals, connect, cut, and wrap around necessary components, enough to fit in tight spaces. Wide Range of Applications: 18/3 wire can be used as low voltage wire, speaker wire, LED wire, power cord, indoor light cable, automotive wire, landscape light wir