How to make rechargeable amplifier | Working with 3.7v battery.

#electronics #setnfix

This is about making an amlpifire which is working with 3.7 volt rechargable battery. you can use this as a sound amplifire for your mobile phone, laptop or any other device. The special thing is the amplifire has the facility to recharge and also working with 3.5 volt battery. you need the following parts.

From Aliexpress

1. 3w x 3w amplifier module : https://s.click.aliexpress.com/e/_DeqtdUr
2. Battery Charger Module : https://s.click.aliexpress.com/e/_Dmmp3hv
3. 2 speakers : https://s.click.aliexpress.com/e/_DB7mHJH
4. 18650 Battery 3.7V : https://s.click.aliexpress.com/e/_DdSV4r1
5. Wire Connectors : https://s.click.aliexpress.com/e/_DC6fg5z

From Amazon

1. 3w x 3w amplifier module : https://amzn.to/4ebyfyO
2. Battery Charger Module : https://amzn.to/4ef7Hgc
3. 2 speakers : https://amzn.to/4cbxdB3
4. 18650 Battery 3.7V : https://amzn.to/3yPJAEH
5. Wire Connectors : https://amzn.to/4bNpXeX

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