MTD MTDC57 20-volt Battery Cordless Tiller/Cultivator, 9-Inch (Discontinued by Manufacturer) Ideal for cultivating flowerbeds, vegetable gardens, weeding and aerating Up to 1500 square feet on a single charge Adjustable tilling width (6 to 9 in.) and depth (2.5 to 5 in.) 4 welded tines with steel tine shield for maximum performance Mix in nutrients, cut through roots and dig deep with four 3-way tines