Same great features as the original (No. 652093). New Features: Self contained projection… No overhead projector needed; QK-SET key to quickly set timer to 5, 10, 15, etc. minutes; RANDOM NUMBER generator mode; AUTO-REPEAT option to immediately start next timing session using same set time; REMINDER setting to remind students at one minute intervals as time elapses; Powered by AC/DC adapter or batteries (both included).
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