3D printed 3 wheels omni robot base.
Control with Arduino mega 2560 and cnc shield
Wheel roller can be 3D printed or molded with Silicone RTV.
Bluetooth with HC-06 and IR sensor
link : https://www.thingiverse.com/thing:3805732
Technical
Parts 3D printed
M3 bolts and nuts
Arduino Mega 2560 , HC-06, CNC Shield, Sharp IR Sensor,
Nema17 stepper motors