The littleBits o4 vibration motor by sphero.com is the perfect addition to your robotics project. With its small size, easy to use design and high-power vibration motor, it's perfect for adding a little bit of extra oomph to your creations. With its adjustable speed, you'll be able to control the intensity of the vibration, making it perfect for a range of projects. Whether you're a beginner or a seasoned pro, the littleBits o4 vibration