LED Flashing Magnetic Pin,Blink Badge *Customer logo and design *LED light color: red,yellow,orange,blue,green,white *CE&ROHS LED Flashing Magnetic Pin (KA ... , 3.5, 4, 4.2, 5, 5.5cm (round)LED light color: red,yellow,orange,blue,green,whitePacking: 1pc/opp bag ...