Countdown / Countup Timer, 1 Each

The United Scientific® Countdown / Countup Timer by United Scientific is a digital lab timer with large 1" digits, 3-key operation with memory and a loud audible alarm. Its pocket clip carries a magnet, so the timer can be worn on a lab coat or mounted on metal surfaces. It runs on one AAA battery (not included) and suits incubation steps, timed reactions and classroom activities.