A
system including a computerized shopping
cart that includes a closed mechanical
cart (1) which interconnects / disconnects to units for the
insertion / storage of products upon manual command managed by a shopping computer aimed at managing shopping problems and controlling all electronic functions, i.e. automatic
system for optically scanning (7) bar codes (UPC / EAN standard), one for checking (8) the
correctness of the customer's operations, one emitting the intelligent
multimedia commercial message, one for the
wireless exchange of data with the outside, for use in supermarkets. The
system provides shopping info (8) (
list of products on sale, location, price, other), or of the product being purchased (price, whether it is on sale, partial groceries bill), or already purchased (
list of purchased items) or to be purchased (remaining shopping
list), guided by appropriate interactive messages (acoustic, visual.