... battery 5.el panels are customized ITEM:led cap,led caps,led hat cap,led hats,led flashing capled cap1.LED caps2 ... *CR2032 battery5.el panels are customized p Specification:1. el cap logo:will be caaording to customers request2. sensitive to sound ... ,cartoon characters ,sound equalizer etc.10. Size from S to XXXL available11. Packing: pvc,pe,pp,glue bag or paper carton ...