The lightweight TH3 blower respiratory protection system combines efficiency, comfort and performance. It can also be used flexibly for a wide range of activities. The air flow is adjustable (100-130 l/min) and can be set in stages. The height and temperature can be compensated accordingly by automatic measurements. The length and width of the device can be individually adjusted. The half mask is made of POM (thermoplastic material) and tear-resistant textile and has an exhalation valve with a silicone membrane. This ensures an independent air supply. The battery and filter are signalled both acoustically and visually. Power supply: Rechargeable lithium-ion battery, 3.6 V / 6.5 Ah, USB-C connection. Note: The SwissAir blower respiratory protection system is supplied without a filter. Further accessories and spare parts: Half mask no. 098224, housing cover no. 098225, spark guard no. 098226, battery no. 098227, carrying unit extension no. 098228, fabric protection no. 098229. Scope of delivery: SwissAir blower respiratory protection system consisting of comfort half mask, blower unit, hose connections, head and neck strap, shoulder carrying unit, control panel and charger incl. optrel rucksack.