This document outlines the design of a human following robot. It includes sections on the components required like an Arduino microcontroller, ultrasonic sensor, motor driver and DC motors. It estimates the total cost to be around 1703 Rs. It describes the methodology of assembling the frame, circuit board and connecting the sensors. The robot has advantages like low cost and expandability but disadvantages like restricting human jobs and tasks. Potential applications include assisting in airports, shopping centers, and helping elderly or special needs individuals. The conclusion is that the robot can follow a human as they move using sensors and an Arduino microcontroller.