1x [HuaDuino](https://www.amazon.com/dp/B08K4J1ZQD?ref=myi_title_dp&tag=thingiverse09-20)

1X a single 3.7V 18650 lithium ion battery with XH2.54 connector.

12 x Tower Pro MG90s or compatible servos.

a 5V buzzer

a bluetooth module, baud rate in 115200

a female-female dupoint wire

some m2x6, m2x10 tapping screws

some M3x6,M3x14,M3x20 flat head screws and M3 nuts