Three-Channel Timer/Stopwatch/Clock

Use when up to three sets of plates are being incubated at once. All three channels count up to and down from 100 hours. Also can serve as a clock (AM/PM). Features three distinctive audible alarms; memory recall returning the display to the previously set count down time; magnet, easel stand, clip, and hanging hole all on back. LCD display powered by one AAA battery (included).