This mini tiller is powered by a small gasoline engine. With 3.6L fuel tank capacity, its displacement is 196cc. this single cylinder, 4 stroke cycle, air cooling. Its handle can be changed to turn left to right easily. Handlebar height can be adjusted to match operator height. For normal tilling, the most comfortable operator position is with the handlebars at waist height. Maintenance period is one year. We will offer owner’s manual so that customers can well use the machine. Without a doubt, our tiller is your best choice.