This a high quality 2 axis joystick with a rubber boot. Spring return to center (springs can be removed). The joysticks move 50 degrees in each direction and utilize the full range of 5K ohm potentiomenter for maximum sensitivity.
This a high quality 3 axis joystick with a rubber boot. Spring return to center (X & Y springs can be removed). Two joysticks move 50 degrees in the X and Y direction. The 3rd axis is a twist knob with a spring return.
This is a programmable autonomous robot prebuilt kit that can be controlled via USB gamepad. The MarvelMind IPS (Indoor Positioning System) provides indoor navigation. ODROID-XU4 single-board PC provides the most flexible platform possible.