If you have any questions, please read the last page of the MANUAL. NOTICE: This device is not a lawnmower but a dedicated solution for removing debris and dead grass layers, ensuring a healthy lawn. 2-IN-1 VERSATILITY: The Garden Dethatcher Scarifier combines the functionalities of a dethatcher and a scarifier in one convenient tool. With its interchangeable blades, you can easily switch between modes to effectively remove thatch, aerate the soil, and promote a healthier lawn. 15AMP POWERFUL MOTOR: Take your lawn dethatcher care to the next level with an electric lawn dethatcher, featuring a powerful 15-amp motor, no-load speed up to 3500 rpm, and an extra-wide 16-inch rake path for efficient weeding that saves you time. 5-POSITION DEPTH ADJUSTMENT: Take control of your lawn maintenance throughout the year using the 5-position control lever (adjustable from -0.47 to 0.4 )