When buying a treadmill, friends will encounter problems. First, the appearance: the appearance of the treadmill is the choice of many friends. After all, on the premise of the same quality, choosing a tall one will add fun to sports. At the same time, it can also cooperate with the layout of the home and complement the furniture together! But at the same time, we should also consider whether the size of the home is appropriate! Second, the price: many friends will have a psychological price when buying, but if you encounter a cost-effective machine, the price will exceed your budget. If the budget is beyond your range, it's worth buying. Shock absorption: it can reduce the impact of sports and effectively protect the knee joint. Therefore, friends who pay attention to shock absorption, especially those with bad knees, should focus on choosing treadmills with better shock absorption. Motor power: unit of power of motor is horse, household treadmill is DC motor, commercial machine is AC motor, and AC motor is more durable! As long as there are no overweight people at home, it is almost 2.5 pence to have a threesome. 5. Running area: Of course, the wider the running belt, the more comfortable it is to run. After-sales: If you buy a treadmill, you must look at the after-sales of their company. Generally speaking, brands or companies with big flagship stores should have no problem after sale.