Maximum air velocity up to 150m/s wind speeds 4 stage electronic speed control to suit a variety of applications Continuous runtime up to 55mins on low with optional 6.0Ah Tool-less nozzle change with nozzles available for a variety of applications Features Control type Buttons Product colour Black, Blue Dust blower Yes Cleaning type Dry Performance Sound pressure level 79 dB Noise level 79 dB Vibration emission 2.5 m/s² Power Battery voltage 18 V Battery technology Lithium-Ion (Li-Ion) Power source Battery Weight & dimensions Weight 800 g Height 247 mm Depth 173 mm Width 92 mm leaflet manual pdf Makita DAS180 18V LXT Dust Blower