How does the shaking them give them power?
Like this kind;
http://cgi.ebay.com/ebaymotors/ENVIRONMENT-PROTECTIVE-EMERGENCY-FLASHLIGHT-/250280519271?pt=Motors_Aviation_Parts_Gear&hash=item3a45e1a667
Posts Tagged Back
How do those “no batteries needed” shake back and forth flashlights get power from shaking them?
Jan 5
Looking Back: Flight in Freeport goes back 100 years
The year 2010 could be considered the centennial of aviation in Freeport. Airplanes were first seen in the skies in 1910, and folks around here became enamored with flight from the word “Go”!
Read more on The Journal-Standard
