Soldered some random crap (10-axis gyro/magnetometer/ accelerometer combo, a BT Serial module, an ultrasonic sensor and an arduino nano clone to a piece of perf

Soldered some random crap (10-axis gyro/magnetometer/ accelerometer combo, a BT Serial module, an ultrasonic sensor and an arduino nano clone to a piece of perfboard and called it a robot :-) Making the client software was the fun part though :-)