3-speed electronic switch and variable speed trigger allow for versatile clearing power. Lock-on switch reduces user fatigue. 9 In. extension nozzle clears dust and debris easily from the ground or overhead without having to lean over or stretch. Universal inflator/deflator for easy set-up and take-down of most inflatable products. Shock-absorbing polymer and reinforced handle resists drops. Nozzle made from soft plastic to resist crushing or cracking. Works with all M18 batteries.