Annealed copper conductor, class 5 flexible Conductor as per EN 60228, Insulation: Cross-linked elastomeric Compound Type EI 3 as per EN 50363-1, Outer Sheath: Cross-linked elastomeric Compound Type EM 4 as per EN 50363-2-1, Specification : BS EN 50525-2-11:2011 BS-6500, Test voltage : 2kV, Conductor resistance : EN 60228, Working voltage(U°/U) : 300/500 V, Max. Operating temperature : 110°C, Excellent flexibility, Ozone resistant, Heat resistance