This is a hemispherical robot (shaped like an upside down bowl). It opens up its four halves as its legs. can move in a any direction and is controlled using ESP8266. Any other similar wireless microcontrollers can also be used.

**THIS MODEL IS UNDER WORK

Here's a small demonstration:
https://youtu.be/MQwWs2Zvw_s?si=i6RSvqhtwh17UWUB

-Electronic Components used:
-Sg90 Servo motor (x8)
-ESP8266
-16 channel servo pwm driver
-18650 lipo batteries (x2)

Bulid instructions:
https://www.instructables.com/Hemio-Bot-Build/

15 - 20%