The RYOBI 40V HP Brushless 21" Cordless Lawn Mower Bag Assembly includes a bag and frame for easy attachment to the mower. This self-propelled lawn mower offers a cutting width of 21 inches with 10-position cutting height options, making it ideal for maintaining a 1/2 to 1 acre yard. The cordless design with a 40V battery provides up to 80 minutes of run time and features a convenient push-button start. Additionally, the mower includes a mulch option and side-discharge feature for versatile cutting options. The lightweight and durable design, along with the included bagger and wheels, make this a practical choice for lawn maintenance.