Ryobi fan 18v one Rf18-0ventilator 18v one . Low sound level 47db .Fan gives up to 12 hours runtime with rb18l50 battery. Adjustable in 8 positions with several ophængsmuligheder. 3 Speeds 700 1400 2,100 rpm. Mine. With one airflow on 300 750 1250 m3 t. Delivered without battery past, the laws läder. One part of one system. Brand: Ryobi
