Waterproof LED Sound Module, Pre-Record Wateroof Chip.
1. Pre-recording waterproof sound module
2. It can be Used by many promotional products, such as Children Clothes, Postcard, Greeting Card, Toys etc.
3. PCB and size Can be designed according to your requirement.
4.2pcs button cells
5.Size :dia 36mm
It will play and flashing when press the button.