Patent ID: 7841522

Claim:
An apparatus to measure purchase items, the apparatus comprising: an identification module that identifies a purchase item conforming to a specified characteristic; a communication module that directs a customer to place the purchase item in an auxiliary receptacle in response to the purchase item conforming to the specified characteristic; a measurement module that measures a parameter for the purchase item when placed in the auxiliary receptacle, wherein the measurement module measures the parameter of the purchase item using an auxiliary measuring device in response to the purchase item conforming to the specified characteristic and wherein a primary measuring device measures a parameter for the purchase item in response to the purchase item not conforming to the specified characteristic, wherein the auxiliary measuring device measures the parameter for the purchase item with a measurement system that is different than a measurement system used by the primary measuring device; and a verification module that verifies that the measured parameter for the purchase item, measured by the auxiliary measuring device in response to the purchase item conforming to the specified characteristic and measured by the primary measuring device in response to the purchase item not conforming to the specified characteristic, is substantially equivalent to an expected parameter for the purchase item.