USB-powered, mobile UV-C air purifier AirTrooper with multi-stage filtration Whether in private households or in care and educational institutions, hair and beauty salons, offices and administrative facilities - AirTrooper is a compact and flexible air purifier for targeted use in smaller areas. It can be operated without hesitation during the presence of people and pets and is low in consumption and noise. The supply can be done via a power outlet (by means of a power supply unit), or also via a power bank etc. In the first step, the room air drawn into the interior by the integrated fan is charged with negative ions. In the second step, an electrostatically charged filter collects house dust, mites and pollen. Then, in the third step, viruses and bacteria are eliminated by means of UV-C light before the cleaned and disinfected air is released back into the room. To ensure optimal effectiveness, AirTrooper should be placed freely all around at a height of 30 to 70 cm above the floor. - Air purification through electrostatic filter and UV-C light - effective area: radius of 5 m around the device - equipped with fan (volume: < 30 dB) - three speed levels adjustable - with Micro-USB input; delivery includes USB-to-Micro-USB cable and plug-in power supply unit - maximum air flow: 27 m³/h - total power: < 4 W - with control buttons, status indicators and dust filter control window - no emission of ozone, UV-C light or chemical pollutants into the room air