Design and make a LED color-changeable wallet that lights up when you close it
duration: 30 minutes
make your own LED wallet
2. battery board
3. diamond LED board
5. conductive thread
6. felt pieces
7. sewing needle and thread
plan your circuit
cut the felt piece into the shape of an unfold wallet and start to build your circuit.
First, connect the "-" negative of battery board with "-" negative of diamond LED board with conductive thread.
Second, connect "+" positive of battery board with the two snaps using conductive thread. Make sure your thread go through both snaps.
Flip to the outside of your wallet, sew the two snaps on the top part of the wallet to the "G" and "R" of the diamond LED board.
Flip to the inside of the wallet and fold it up along the dash line shown above. Then, sew the side together using sewing thread.