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alexandrempinto
 
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1. The new MacBook Pros by Apple have LED screens, instead of the traditional LCD screen. LED screens consume much less power, therefore increasing battery life. How about doing the same for the mobile phones' screens? In fact, why not changing ALL the screens in every electronic device to LEDs? 2. Some wrist watches have no battery, they just have a small electricity generator made out of a small moving magnet attached to a soneloid and a capacitor. I own one such watch. :-) They...
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alexandrempinto
 
Not Rated
11/13/2007
There are kinetic wrist watches that need no battery. They just have an internal capacitor which is charged by the arm's movements. I have one such watch myself. My idea is to use the same principle for a wireless computer mouse. We move the mouse around all day long as we work. Those movements could charge the mouse's internal capacitor. This way the mouse would not need batteries! Clean, environmental-friendly energy for our moving pointer device! How about that?