personal 3

 In the end, we use leather to make the final product. Textile is used to connect each piece of leather and heating plate. Finally, buttons are used to fix each piece.

A charging bank (55V) is used as the power supply of the chip.

final sample

As for the circuit connection, we consider using the chip to connect the heating plate, and make the chip emit heartbeat sound, and flash red light with each heartbeat sound vibration.

How to hide the line in our product by using the bench to install and test the line

final photos