Material: 18 AWG stranded electrical wire, each wire is 20 feet long, They are made of 30 strands of 0.18mm diameter tinned copper conductor, which provides its high flexibility and make the transmission effect stable Specification: 18 Gauge Flexible Hook Up Wire Kit, outside diameter: 2.17mm, Rated voltage:3000v, maximum current: 22A, high and low temperature:392°F/-40°F, soft silicone insulation Package Include: 18 gauge silicone stranded wire 20ft of each 8 different colors (red, black, yellow, blue, green, white,orange,brown, total 160ft), comes with 40 4mm heat shrink tubings, 40 wire ties and a mini wire stripper Features: Flexible silicone 18 gauge wire, soft, low temperature & high temperature resistant. Compared to PVC, Easy to handling, stripping, crimping terminals and welding. Silicone insulator remains soft at low temperatures and does not melt at high temperatures Applications: Silicone 18 awg wire is widely used in electric DIY, automotive, digital 3D printers, r