... circuit 4.UL ISO9001 certificater 5.Green soledr mask pcb circuit1.Transportation by air,by ship ,by ... express,up to you 2.Normally package:Inner by vaccum ,out by ... standard export carton3.Payment: by T/T or ... for your reference. DescriptionDetails SpecificationBase MaterialFR-4,Aluminium-backed board,Halogen-free,Lead-free ...