What kind of products i will use that includes a sensor?

Help me. In our technology subject. So do you think "wrist mp3 player that charges on pulse" is ok? Or "iphone projector" or " a USB that can view your files on the screen of the USB design concept and a touch screen" which one? And why? What 1.AESTHETICS: 2.MATERIALS: 3.... show more Help me. In our technology subject. So do you think "wrist mp3 player that charges on pulse" is ok? Or "iphone projector" or " a USB that can view your files on the screen of the USB design concept and a touch screen" which one? And why? What
1.AESTHETICS:
2.MATERIALS:
3. QUALITY:
VALUE FoR MONEY:
PURPOSE/FUNCTION. Please help me can u answer all of that? If you are good in technology 10 points i really appreciate ot
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