... best serve, short delivery time Hot 30P usb connector for App SPEC:1.MATERIAL:Contact: copper ... Alloy, T=0.25mmInsulator: high thermoplastic UL94V-0, Color ... all3u'' gold over allCopper alloy, t=0.15Shell cover : stainless steel, t=0.20 no plated2.ELECTRICAL:Withstanding ... us,if you have any needs about switches,usb connector,sockets and so on.We always adhere ...