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Mindy Chua

Feedback: Visual

This elevator keypad gives visual feedback by lighting up. This tells the user which buttons have already been pressed successfully.

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Uploaded on November 2, 2013
Taken on November 2, 2013

Feedback: Visual

This elevator keypad gives visual feedback by lighting up. This tells the user which buttons have already been pressed successfully.

66 views
0 faves
0 comments
Uploaded on November 2, 2013
Taken on November 2, 2013
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