The Ryobi RYEDG Expand-It 8" Universal Straight Shaft Edger Attachment is a high-quality edge trimmer designed for outdoor power equipment. With a battery power source, this edger attachment features a straight shaft for precise and efficient edging. The 8-inch height makes it suitable for a variety of gardening and lawn maintenance tasks. The expand-it design allows for easy attachment to your Ryobi tools, making it a versatile addition to your yard and garden. Built by the trusted brand Ryobi, this edger attachment is a reliable and convenient solution for keeping your outdoor spaces looking neat and well-manicured.