Say goodbye to poor air quality! The "beurer FreshHome" app provides a pleasant and healthy indoor environment within your own four walls. Keep track of your indoor environment at home – wherever you happen to be! Set your own target ranges for your personal indoor environment with the “beurer FreshHome” app. As soon as the indoor environment moves beyond this range, you can activate your LR 500 air purifier – either at home or on the move – which is possible through the automatic transfer of