... effective conveyor of Festival greetings, promotions, souvenirs. Specification of Push sound chip for greeting card Item Name IC BodyFunctionSpeakerBatterySwitchPackingRemarksound chip10s, 20s, 35s ... in one time or endless loop.Φ27mm, Φ35mm,Φ40mmLR1130, LR1141LR1144Slide switch, PUSH button, Light sensor, motion sensor5pcs in a sticker. 100pcs an inner ...