Abstract
A conveyance device capable of conveying or pulling a cart having multiple wheels at a bottom portion thereof, includes a main body configured to travel, an engagement member provided in the main body and configured to engage at a predetermined position of the cart, a camera configured to capture an image of the cart, a height detection section configured to process the image of the camera to detect a height of the predetermined position of the cart, and a control section configured to cause the engagement member to engage at the predetermined position of the cart based on the height of the predetermined position of the cart detected by the height detection section.