You will need a good robot base to build mobile robot. This is robot base/chasis kit for 4 wheel driven mobile robot.
It comes with everything you need to build your first 4 wheels mobile robot except the electronic parts. It gives you the freedom to choose your preferred microcontroller whether it is Arduino, Micro:bit or any platform you like. It is particularly suitable for educators or training centers who wish to conduct a mobile robot workshop to students. It is also suitable for undergrade student building mobile robot :)
Warranty Period: 12 months
Features
Specifications:
4 motors + wheels mobile robot chasis/base
2 layers of transparent Acrylic base (3mm thickness)
Comes with encoder plate for each motor (not the sensor)
Comes with mounting accessories for motors and Acrylic base
Chassis size: ~250mm x ~150mm
Wheel Diameter: 67mm
Motor parameters:
Gear Ratio = 48:1
Speed with 66mm diameter wheel = 0.65 m/s at 7.2VDC
Recommended operating voltage: 5 - 10VDC
Noise level < 65dB
Current Consumption:
100 mA each motor at 3V
100 mA each motor at 5V
120 mA each motor at 6V
Packing List
2 x transparent acrylic plate
4 x DC gear motor(TT motor) + Mini Wheel
1 x (4 x AA) battery holder
4 x Black slotted disc
Mounting screws and accessories
Please check out the assembly video by Open Green Energy: