Remotely controlled - Arduino Self balancing robot
https://www.thingiverse.com/thing:2306541
Battery box for a battery holder 6x AA with switch cutout 9x13.5 mm suitable for B-Robot EVO 2. The nut M 3 is glued in with CA. "BatteriekastenB" is with cable gland.
The author marked this model as their own original creation.