A string trimmer that replaces a gas unit with more versatility and convenience. This 15-inch string trimmer can easily be adjusted to a 13-inch cut swath for more runtime or kept at 15-inch for a larger cutting diameter and is ideal for users with medium sized yards. Attachment Capability allows the user to use their 40V power head with up to 6 other HART POWERFIT? attachments including a cultivator blower edger and more (all sold separately). Users have ultimate control and easy trimmer line replacements with variable speed trigger and easy loading bump feed head. All a part of the 40V System where you get ALL POWER NO GAS. Includes 15-inch string trimmer (1) 4.0Ah battery and charger.