With the advent of smaller and better technology for peripheral computer equipment, mice design can become an issue for general computers up to technical gaming requirements. This educast will highlight the technology of navigation sensors for low power design. A must when trying to track over various surfaces. How it works, how to optimize power consumption, what is needed to improve performance and small form factor innovation will be discussed. By the end of this short educast you will have a greater understanding of all of the above to help you in your mouse design.