... +Best service+high quality *Professional Factory Basic descriptionProduct: 2011 LED Flashing Badge1.Material: PCB with epoxy, Eco-friendly, harmless, non- ... needle or butterfly button3.with blinking/flashing led lights inside4.life shelf: 1-2 years5.flashing time: 4-8 hours6.Design: ... the turnbuckle, the light will begin to sparkle and stop flashing when the screw is loosened 8. Ideal product for ...