While some toys have a single button to control both speed and direction

The vibration is controlled by a switch on the bottom of the toy's base. While some toys have a single button to control both speed and direction, others have separate buttons for each. The speed can be turned up or down, and sometimes off as well.The vibration is usually controlled by a button on the bottom of the toy's base. The vibration is controlled by a switch on the bottom of the rose toy's base. It's usually a button, but it could also be a dial or another type of switch. The idea is that you'll need to hold down this switch while you're using it, which can be awkward and not intuitive if you've never used one before.