The most popular and versatile Time Timer gives you the power of a visual timer in a light weight, accessible size. All Time Timer products feature lightweight construction and silent operation. A clear protective cover flips open to serve as a stand. No distraction lights or sounds, no set up required - just a clear and simple guide for managing time. This timer is an effective tool for individuals with Autism Spectrum Disorder and can be used to manage the time for an activity, homework time, or just helping the child understand the concept of time. The timer makes it clear when time is up, and there is also an optional audible alarm.