LED 灯带：
https://www.amazon.de/gp/product/B07YDZP3H5/ref=ppx\_yo\_dt\_b\_asin\_title\_o01\_s00?ie=UTF8&psc=1

锂离子电池充电芯片：
https://www.amazon.de/gp/product/B015IK1YYC/ref=oh\_aui\_detailpage\_o00\_s00?ie=UTF8&psc=1

锂离子电池(18650型)，电压3.7V，容量2.9毫安时：
https://www.amazon.de/gp/product/B013GFRNOQ/ref=oh\_aui\_detailpage\_o02\_s00?ie=UTF8&psc=1

增益助推器：
https://www.amazon.de/gp/product/B01E086QZ0/ref=oh\_aui\_detailpage\_o04\_s00?ie=UTF8&psc=1