Semi-Autonomous Trolley Cart is design to reduce the chances of flight attendants from getting injuries while performing their duties. This project will help flight attendants to move the trolley cart comfortably and smoothly. The weight of this trolley including its loads weighs at approximately 25KG. It can move by itself using a rocker switch as this trolley is equipped with line following sensor underneath it. This trolley is also equipped with some electrical component. There is a line following sensor underneath the trolley. This sensor will follow a straight line that will be place along the aisle using a black tape. This project primarily focused on the trolley being a semi-autonomous and it will be controlled by switch.