Abstract: A device for product monitoring and management is applicable in or on a product and includes transmitter/receiver means wherein data relating to the product may be stored, wherein the data relating to the product may be written into and read from the transmitter/receiver means free of contact with the aid of external write-read means. The device moreover includes sensor means for monitoring a temporally variable condition parameter of the product and transmitting data corresponding to a currently prevailing condition to the transmitter/receiver means in dependence on a detected value of the temporally variable condition parameter. The data corresponding to the currently prevailing condition are written into the transmitter/receiver means in response to transmission from the sensor means. Furthermore a method for product monitoring and management is disclosed.