SR4000  skull flashing pins(CE,RoHS,FCC Approval ):  

Description: 

1) Can be easily attached to clothes, bags or hats with magnet, safety
    needle or butterfly button
2) Can be made in all shapes or styles according to customers' demands
3) Various light colors are available
4) Screw up the turnbuckle, the light will begin to sparkle and stop
    flashing when the screw is loosened
5) Ideal product for promotion, parties, celebration and holidays
6) Logos can be printed on the product
7) OEM and ODM services available  

....