The Kobalt 40-Volt Max Brushless motor String Trimmer Kit tackles the toughest weeds. The string trimmer’s 15 inch cutting swath and dual side bump head makes it easy to advance line for continuous use. Variable-speed trigger allows 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 motor offers increased power, longer run time and prolonged motor life 15-in cut swath and 2 speeds to complete the job quickly Dual side bump feed provides effortless line advancement Quick-reload head for quick and easy line replacement Variable-speed trigger for precise control Premium dual 0.08-in line to quickly cut through grass and weeds Adjustable front handle for added user comfort 5 Year limited tool warranty and 3 year limited battery warranty Compatible with the Kobalt 40V Family of 45+ Outdoor Tools Battery Voltage: 40-volt Series Name: Gen4 Sub-Brand: 40-Volt Type: String trimmer Adjustable Height: No Engine Oil Capacity (oz.): 0 Line Diameter Measurement: 0.080-in Shaft Length (Inches): 42 Weight (lbs.): 16.23 Amperage: 4 Application: Up to 1/2 acre Assembly Required: Yes Attachment Capable: No Battery Amp Hours: 4.0 Battery Included: Yes Battery Recharge Time (Hours): 1 Battery Run Time (Hours): 0.5 Brushless: Yes Charger Included: Yes Cord Length (Inches): 0 Corded/Cordless: Cordless Cutting Swath (Inches): 15 Edger Conversion Capable: No Engine Displacement (Cu. Centimeters): 0 Engine Horsepower: 0 Engine Oil Included: No Fast Charger Included: No Fuel Capacity (Fluid Oz.): 0 Grade: Residential Line Feed: Bump Line Included: Yes Lowe's Exclusive: Yes Number of Batteries Included: 1 Package Contents: String Trimmer, Battery, Charger Package Quantity: 1 Power Source: Battery Refurbished: No Shaft Type: Straight Single or Dual Line Feed: Dual Start Type: Manual start Usage: Medium-duty Voltage: 40 Warranty: 5-year limited Compatible Battery Type: Lithium ion (Li-ion) CA Residents: Prop 65 Warning(s): Yes CARB Compliant: Yes Safety Listing: cUL safety listing UNSPSC: 27112700