... 3. Color: Red, blue, green. Halloween Gift, Christmas Gift, Led Pin Button: 1. Material: PCB.3. Size: 3cm-5cm.4. When ... using a strong magnet, safety-needle or butterfly button.8. Customized logos and shapes are welcome.9. Packing: EVA.Halloween Gift ... , Christmas Gift, Led Pin Button, Light up Pin, Light Button, Led Badge, Pin Badge, Pin Button. Halloween Gift, Christmas Gift, Led ...