Come and see our amazing products. Using high quality raw materials ,with envirmental protection and wear resistant properties etc,carefully selected brands of components,quality assurance.The plug is plated with nickel,improved transmission stability and prevent sparks.The system of UL product ertification,is US government to protect consumers personal safety and national security,strengthen the quality evaluation system of a glaze. By UL certification of electrionic products,materials and technology standard,more conducive to saety and seurity.We use the whole environmental protection PC material, It has the characteristics of high strength,cold resistance and heat resistance,accord with 94v0 fire prevention standard,pass by high temperature test at 130 C,whole product fire protection. Pls confirm with us about the packing info, stock color and exact production time before placing your order.