DIY Bluetooth Speaker 12 Volt with XY-P15W and Type-C Charging

Wiring Diagram
1. Full Wiring Diagram
https://telegra.ph/file/914ee5c200f04...

2. XY-P15W Modification
https://telegra.ph/file/7cabe9078482e...

The Stuff :
1. XY-P15W Amplifier Bluetooth 5.0 Stereo
https://shopee.co.id/XY-P15W-Amplifie...

2. BMS 3S 20A 12,6v Charger Baterai Lithium-ion 18650
https://shopee.co.id/BMS-3S-20A-12-6v...

3. Tactile Switch 4 Pin 6 mm x 6 mm x 8 mm
https://www.tokopedia.com/mirorim/pus...

4. USB Type-C PD Decoy Trigger Board
https://shopee.co.id/%E3%80%90Chiteng...

5. Heatsink 14 mm x 14 mm
https://shopee.co.id/Heatsing-Pending...

6. Self Locking Push On Off Switch
https://shopee.co.id/Saklar-Senter-Ke...

7. Full Range Speaker 52mm 4 Ohm 20w
https://shopee.co.id/Aiyima-2pcs-Spea...

8. 18650 Li-Ion Battery and the others
Bought Locally