The Makita DUB185 LXT Blower has a variable speed control trigger with 3 air volume settings: low, medium and high. It also has a vacuum function and can be used as a vacuum with a dust bag. The compact, lightweight design incorporates an ergonomic soft grip for added comfort and control. Equipped with a battery protection circuit which is designed to protect the battery from damage due to over-discharge, high temperature, or overload current. Comes as a Bare Unit, No Battery or Charger. No Load Speed: 0-18,000/min. Air Speed: 98 m/sec. Air Flow Rate: 3.2 m³/min.