1.material:PCB with LED light 2.size:57*45MM 3.high quality&100% factory price 4.fast supply,short L/T 5.good service Attachment and printing method: Accessoriessafety pin or magnet,metal clip, butterfly clipBasePlastic or metalLogoprinting on paperCMYK,Spot Color Printing,laser paper,foil Paper,flockingprinting on clothsilkscreen,hot stamping,embroidery,offset printingPVC2D or 3D effectAs a ...