Regular cleaning and calibration of your scanner with an Ambir Enhanced Cleaning and Calibration Kit will increase the efficiency of your scanner and quality of the results.Regular cleaning prevents build up on the image sensor of materials such as dust, label adhesive, inks and oils which can deteriorate scan quality. Re-calibration will help revert the scanner back to original specifications and resolve most image quality issues.Kit consists of:- (1) Specially designed cleaning sheet- (1) Specially designed calibration sheet- (1) Bottle of cleaning solution