Bosch's Air 4000i provides efficient and comfortable clean air indoors up to 62.5 m². With an impressive output of 300 m³/h (CADR), it filters pollutants reliably out of the room air thanks to a multi-layer system of pre-filter, activated carbon filter, HEPA layer. The internet-enabled device can be used effortlessly via the Bosch HomeCom Easy APP, which offers convenient functions like switch-on and off, mode change (auto, manual, rest) and a timer setting.In the automatic mode the Air 4000i adjusts its performance automatically to room size and air quality, while the sleep mode is comfortable due to quiet operation and a deactivated display. The modern, floor-standing design fits harmoniously into any home environment. It is controlled either via a user-friendly touch display or via APP, whereby a light ring with color code continuously indicates the current air quality.Another highlight is the simple maintenance: The long-life filter can be changed with just one push. In addition, t