DIY Bluetooth Speaker With RGB Music Light | Candy Marble Effect from PVC Tube

DIY Bluetooth Speaker Using PVC Pipe D 8“ & 8mm Acrylic White Transparent Battery 18650: 18650 Battery Holder : 3S 20A BMS Lithium Battery 18650 Charger : 2A lithium 18650 Battery Charger : 5A XL4015 DC-DC Step Down Adjustable :