From time to time, one product becomes a staple in classrooms across the country. The Student Digital Micro Timer is one of those products. This timer is much easier to use than a traditional stopwatch, yet just as accurate and precise. With digital timers, teachers find that timing activities becomes much less of a random event! Reduce uncertainty due to student errors in timing. Their unique bright color makes them easier to find and collect in any, busy classroom environment. Buy value - get all the performance and features at a great price!