With zero emissions, lower noise and maximum versatility, the 18V LXT Brushless Couple Shaft Power Head Kit with 13 String Trimmer Attachment (XUX02SM1X1) is a welcome solution for a range of trimming and cutting applications. Its powered by an 18V LXT 4.0Ah Battery for maximum performance and run time without the hassles of gas and without leaving the 18V battery platform. The Power Head features a lever-style lock system for quick tool-less installation and replacement of attachments. It comes with a 13 string trimmer attachment and is compatible with a variety of other attachments for trimming, edging, cultivating, and brush cutting (sold separately). The Makita-built brushless motor delivers up to 7,000 RPM with the 13 String Trimmer Attachment. The 13 String Trimmer Attachments includes a rapid loading bump-and-feed trimmer head that loads line in seconds with 3 easy steps. Added features include a variable speed trigger. It features Makita Extreme Protection Technology (XPT). XPT is a protective seal inside the tool. It is designed to improve a tools operation in harsh conditions by channeling water and dust from key internal components. Its part of Makitas expanding 18V LXT System, the worlds largest cordless tool system powered by 18V lithium-ion slide-style batteries. Makita 18V LXT Lithium-Ion Batteries have the fastest charge times in their categories, so they spend more time working and less time sitting on the charger. For improved tool performance and extended battery life, Makita created Star Protection Computer Controls. Star Protection is communication technology that allows the Star Protection-equipped tool and battery to exchange data in real time and monitor conditions during use to protect against overloading, over-discharging and overheating. For increased versatility, the tool can also be powered by Makita 18V LXT Lithium-Ion Batteries with the star symbol on the battery indicating Star Protection inside.