The Kobalt 40-Volt Max Leaf Blower and String Trimmer Combo Kit helps keep you tackle all your yard projects. The string trimmer’s 15 inch cutting swath and dual line feed increase cutting efficiency, while it’s dual bump head makes it easy to advance line for continuous use. The leaf blower’s turbine fan produces 520 CFM to quickly remove debris so you don’t have to rake, and it’s removable tube makes storage convenient. Variable-speed triggers on both tools allow you to set the power to suit the task for maximum control. The included 4.0 Ah battery and charger are compatible with all Kobalt 40-volt max tools and are backed by a 5-year limited warranty on the tool and a 3-year limited warranty on the battery and charger. Brushless motors offer increased power, longer run time and prolonged motor life Blower -Brushless motor produces up to 520 CFM air volume Blower - Brushless motor produces 120 MPH air speed for easy debris removal Blower and String Trimmer offer Variable-speed trigger for precise control Trimmer - Rapid-reload head for quick and easy line replacement Trimmer - 2 speed options for greater control AWP: FOR THE LEAF BLOWER,Turbo Button for Maximum Performance