The Sun Joe Mow Joe uses a powerful, 12 amp, electric motor to quickly and efficiently mow your lawn, maximum extension cord length is 100 feet Easy push button start; no messy oils or gasoline and no load speed (rpm)is 3500 Three-position height adjustment up to 2-2/5 inches and size of yard is 1/4 acre or less ; Detachable grass catcher for easy disposal of grass clippings Compact design is easy to maneuver and takes up less storage space, rear wheel size is 5.5 inches Hard-top grass catcher detaches easily for convenient disposal, 14 gauge minimum rated extension cord GREAT IN TIGHT SPACES! Responding to the need for an easy-to-use electric mower for smaller lawns, Sun Joe developed the Mow Joe MJ401E. Compact and lightweight (only 29 lbs), the Mow Joe MJ401E is a lean, mean and green mowing machine that gets your yard chore done without polluting the atmosphere with toxic carbon emissions. Mow Joe starts instantly with the simple push of a button and its rugged all-terrain wheels make it easy to maneuver in tight spaces. Equipped with a durable steel blade, Mow Joe cuts a 14-inch wide swath with each pass. Tailor the grass cutting height with its 3-position manual height control, which adjusts from 1.18 inches to 2.52 inches. Its 10.6-gallon hard-top rear bag conveniently collects grass clippings and detaches easily for quick disposal. A collapsible handle allows for easy and compact storage when not in use. ETL-approved; Full 2-year warranty.