The RYOBI 40-Volt HP 9 in. Edger is a power packed, versatile and precise edging machine. Featuring a brushless motor you achieve maximum power and motor life. With 3 ground mounted wheels, an edge guide and blade indicator making clean edging lines have never been easier. Equipped with a push button start makes getting to work quick and easy. The edger has 4 position single point depth adjustment from 0.5 in. to 2.0 in. and the rear drop wheel allows you to edge along a curb with ease. More features are a variable blade speed control, the handle rotates for edging at difficult angles and the handle can lay flat for compact wall storage. The integrated debris cleaner makes clearing out build up from the blade guard quick and convenient. When it is time to change out a blade it is super easy with spindle-lock, on board wrench and blade storage. As part of the RYOBI 40-Volt system, it is compatible with all 40-Volt batteries.