A toner cartridge counts the number of times the toner cartridge has been shaken by a counting unit. Power levels of standard laboratory equipment can be automatically controlled, and conditions and parameters of experiments can be automatically monitored and recorded. The card reader includes a movable read head that can read card data along a magnetic stripe of a card that was inserted long-edge first. The plurality of pivotally connected conveyor belt support sections are movable to a material transport configuration wherein the plurality of support sections are unfolded to be generally parallel to the first and second rails.