The RYOBI 40V 12 String Trimmer provides cordless convenience allowing you to easily tackle your trimming needs. This trimmer is equipped with an auto-feed string head that will automatically release line when the trigger is released. Use the RYOBI .080 in. auto-feed spool for quick and easy reloads. The RYOBI 40V trimmer features a variable speed trigger for more cut control. The adjustable 10 in. to 12 in. cutting width allows you to utilize your trimmer for increased runtime or a wider cutting path. As part of the RYOBI 40V system, this trimmer is compatible with all RYOBI 40V batteries. Battery and charger not included.