The Q1 series has five manual height settings (gears). These five gears represent the cutting height and correspond to 20 mm, 30 mm, 40 mm, 50 mm, and 60 mm (40-80mm/1.57inch-3.15inch for Q110H) respectively. You can think of this height in two ways:
Choose the setting that best fits your lawn type, the season, and your personal preference. And because it’s manual, you have full control to change it whenever you like.