Size: 5.5" x 7" / 14 x 18cm Features: -Set red disk to start timer -Disk disappears clockwise -When the red is gone, time is up -On-the-go carry handle, high grade ABS plastic -Volume control dial -Requires one AA batterie, not included About the brand For anyone who wants to measure and manage time more effectively, Time Timer® is an innovative visual timer designed to “show” the passage of time through the use of a patented red disk that disappears as time elapses.