A sheet material information detection device has an external force applicator that applies an external force to a sheet material, a drive unit that drives the external force applicator, and an external force detector that detects through the sheet material the external force applied by the external force applicator. The nonvolatile memory is defined as the temporary area and is used to temporarily store host computer data when a data IO from the host computer is processed. The dual filter is releasably latched to a main housing portion of the vacuum cleaner housing. Based at least in part upon the comparison, the system determines whether the card is validated.