1.High Quality Ultra Flexible Soft Silicone Rubber Copper Wire!Super Low Impedance,Highly Efficient!<br>2.High strand count copper core,18 AWG silicone stranded wire has 150 strands 0.08 mm tinned copper wire,the copper strands are tinned,protecting them from corrosion and making it easier to solder.<br>3.They are constructed with premium silicone rubber insulation.High temperature resistance 200 degree C,Low temperature resistance,in extreme cold -60 degree C.Rated Voltage: 600 volts.Outside diameter 2.3 mm,tolerance +/- 0.1 mm.<br>4.18 gauge silicone wire spool: 2 colors,red and black,each color 25 ft,total 50 ft.[NOTE:The red and black wires are separate wires,wound around the same spool.]<br>5.BNTECHGO silicone wire are widely used for model planes,model cars,model ships,lamps,household appliances,electric heating appliances,meters,instruments,motor and digital fields.<br><b>Also available the right gauge wire from thin 30 AWG to heavy duty 8 AWG silicone wire.8 AWG and 10 AWG available red and black;12 AWG and 14 AWG available 7 colors(Red,Black,Blue,Yellow,Green,White and Gray);16 AWG to 30 AWG available 11 colors(Red,Black,Blue,Yellow,Green,White,Brown,Gray,Purple,Orange and Pink).</b>