A string trimmer that replaces a gas unit with more versatility and convenience. This 15? String Trimmer can easily be adjusted to a 13? cut swath for more runtime and is ideal for users with medium yards. Attachment Capability allows the user to use their 40V power head with up to 6 other attachments, including a cultivator, blower, edger, and more (all sold separately). You have ultimate control and easy trimmer line replacements with variable speed trigger and easy loading bump feed head. The Brushless Motor Technology provides more power, longer runtime and longer motor life. All a part of the 40V System where you get ALL POWER, NO GAS. Battery and Charger not included.