Mobile lift suitable for airport terminals, aircraft repair stations, terminals, shopping malls, stadiums, residential property, factories and other large range of aerial plant continuous operation. Some products have automatic walking function can work in different state, fast, slow walk, only one person can operate the machine in the air to complete a row up and down, forward, backward, steering and other activities. When the machine is stopped, the wheel is always in the braking state, and reliable braking at 6 degree slope. Large diameter wide quality rubber wheels allows the user to the ground at the same time effective protection, increasing braking friction.