led module for cup, wine bottle, etc Customized design are accepted OEM / ODM are welcome. CE ... to 270s.l Led can be red, green, yellow, etc.l Applied for: greeting cards, gift package, Promotional gifts, cup, bottle, etc.l ... , etcl Components: PCB, IC, speaker, microphone, LED indicator, batteries, wire harness, switch, more or less for different itemsl Any customize designs are ...