The visionaid kit is necessary in order to clean maintain and extend the operational life of your scanner cleaning and maintenance is recommended to be performed approximately every 1000 scans 1 bottle of streak free de ionized ceaning solution 10 lint free dry cleaning cloths white 5 dry cleaning cloths blue 3 scan through staticide wipes 10 isopropyl alcohol pre moistened cleaning wipes 4 adf pad assemblies 1 roller assembly cleaning instructions