... design Long time duration CE, RoHs, FCC flash led light sound ic chip voice IC chip 1.Good sound ... 3.Customized design are accepted 4.CE &ROHS flash light voice IC chip 1. Good sound effects, Clear ... push, pull-tab (slide), light, voice, vibration, PIR, etc4. Components: PCB, IC, speaker, microphone, LED indicator, batteries, wire harness, ... is available.7. CE &ROHS Color change LED flashing battery