... :plastic,led lgiht To activate,twist backing clockwise. Led magnet heart shaped flashing pin badge1,How it works:Screwing the pin ... .4,Customized designs are accepted. The badges can be made in various shapes,size as you want.5,The material of ... ,red ,blue8)Ideal for promotion gift and advertisingFlashing badge/pin in heart shape,flashing badge,magnetic body light pin1.Works with batteries,batteries ...