FLAME RETARDANT MATERIAL MORE SAFETY , THE USE OF INSULATING FLAME RETARDANT MATERIALS HAS THE ADVANTAGES OF LONG SERVICE LIFE, HIGH TEMPERATURE RESISTANCE, CORROSION RESISTANCE, HIGH PRESSURE RESISTANCE, ETC. PURE COPPER INSIDE STRONGER CONDUCTIVITY. THE INTERNAL CONDUCTIVE STRUCTURE IS MADE OF PURE COPPER, THE CONDUCTIVITY IS HIGHER AND STRONGER AND IT HAS THE CHARACTERSTICS OF CORROSION RESISTANCE AND LONG SERFICE LIFE. QUICK INSTALLATION WITHOUT ANY TOOLS. PLUG-IN DESIGN PLUG AND USE ANYWHERE ANYTIME, WIDE WIRING RANGE. NO NEED TO WORRY ABOUT WIRE TYPE, DIAMETER AND MODEL.