diameter 5mm round led 1. China origin 2. fast delivery 3 no quatily problem ... to a wide range of High-tech industries such as: LED, telecommunication, computer application, lighting, game machine, industrial control, power, automobile ... fabrication, flex pcb, quick turn pcb, pcb layout, pcb manufacturing process, fpc, rigid flex, mutilayer pcb, PCB Fabrication, pcb, taiwan pcbs ...