led module for cup, wine bottle, etc Customized design are accepted ... l Applied for: greeting cards, gift package, Promotional gifts, cup, bottle, etc.l Activated: by push, pull-tab (slide ... Components: PCB, IC, speaker, microphone, LED indicator, batteries, wire harness, switch, more or less for different itemsl Any customize ... service is available. led module for doll,cup, wine bottle, liquid bottle