The RYOBI 18V ONE+ Cordless 13" Mower easily starts with the push of a button and mows up to a _ acre or up to 30 minutes on a single charge. Simply insert the included battery and you're ready to mow in seconds without the hassle of gas or oil. This mower features a single point height adjustment, 2-in-1 mulching and bagging functions, and easy lift bag removal. The compact, lightweight design makes it easy to carry from one place to another, and the handles fold for convenient, vertical storage when the job is done. The RYOBI 18V Cordless 13" Mower includes an 18V ONE+ 4Ah battery and charger and is backed by a 3-year warranty.