16 Segment Red
For the techies out there, here's a bright red 30 minutes countdown timer with a bright red 16 segment LCD font on a black background.
Great for helping keep students focused and motivated by working in class.
And if 30:00 isn't the right timer for you, it's easy to change it to whatever you need.
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Digital Clock - Blue
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Digital Clock - Yellow
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16 Segment Yellow
Yellow 16 segment LCD font on a black background
Digital Clock - Bright Green
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9 Pin Blue
Blue dot matrix font on a solid black background
9 Pin White
White dot matrix font on a black background