Thingiverse link: https://www.thingiverse.com/thing:2614707
Assembly Step 1: Solder the LEDs with the resistors
Step 2: Solder the cables following the schema.
Step 3: Glue the LEDs in the correct position with hot glue. Two LEDs in the eyes and three in the mouth.
Step 4: Connect the LED cables to an Arduino nano on pins 5 and 6.
Step 5: Connect the battery and insert the circuit into the pumpkin.
Step 6: Place the bucket inside the pumpkin.