Technical Specifications Air Volume 4.2 m³/min Air Speed 64.0 m/s No Load Speed (rpm) 9,000 - 13,500 Dimensions (L x W x H) 1,168 x 164 x 416 mm (46" x 6-1/2" x 16-3/8") Net Weight (w/ Battery) 4.0 kg (8.8 lbs.)