1.Comply with CE,SGS 2.Made fof PVC,2500V insulation and heat-resistingup tp 85 degrees 3.All colors can be ... descripton :1.Comply with CE,SGS 2.Made fof PVC,2500V insulation and heat-resistingup tp 85 degrees3.All colors can be ... bottom and lid , with two out-holes designed at the bottom Usage :Home telephone wires ,DGT Wiring,Disaster Prevention ,burglarproof,Monitoring System ...