The ATLAS™ 40V Cordless 15 In. String Trimmer cuts faster than gas, with no refueling costs, no gas/oil premix and no engine maintenance. The powerful 40v platform delivers instant starts, more power and longer runtime, clearing up to 3X larger areas on a single charge*. A variable speed trigger offers precise speed control and shuts the motor off when released - no noisy, wasteful idling. The cutting width is easily adjustable for a wider cutting area or longer runtime. The Rapid Reload head winds line in seconds. Professional bump feed replaces broken line as you trim. All 40V ATLAS™ tools can be powered by the 40V or 80V battery platforms. Part of the ATLAS™ 40V/80V battery system, with more flexibility to build out your stable of outdoor power equipment.