The Greenworks 60V Pro Cordless Self-Propelled Lawn Mower GWGD60LM51SP has a 51cm (20”) metal cutting deck and is powered by a 60V lithium ion battery (not included), one of the most powerful on the domestic market today. Cordless mowers are now a real alternative to petrol machines. They deliver clean power without the noise, fumes and hassle of heavy petrol alternatives. The Greenworks 60V Pro Lawn Mower is the product of the very latest in modern technology and design. This Greenworks cordless mower can be used to collect, side discharge or mulch the grass clippings. Mulching is useful because it recycles nutrients to your soil, helps to retain moisture and supresses the growth of weeds. The Greenworks 60V Pro Lawn Mower has seven different cutting heights, from 25mm to 80mm, which are adjusted via a single lever on the side of the machine. The handles are foldable making the lawn mower easy to transport and store. The Greenworks 60V Pro Lawn Mower has a brushless Digi-Pro motor. The Digi-Pro brushless motor is highly efficient, has more power and will last longer than older brushed motors. Model Number; GD60LM51SP Self-propelled 51cm (20\') cutting width Steel cutting deck 3-in-1 mulching or rear collection Single lever height of cut adjustment Run time with 2Ah battery: up to 20 minutes in ideal conditions Run time with 4Ah battery: up to 40 minuters in ideal conditions 7 cutting heights Cutting heights: 25mm - 80mm Collection bag: 55 litres    Folding handles Weight: 31.3kg Greenworks 3-year domestic warranty Please note that this is a tool only. The battery and charger needed to power this mower are NOT INCLUDED.