Categorie
Energia

JouleThief

https://www.youtube.com/watch?v=2BstwzeHd6I

JouleThief
http://aax-us-east.amazon-adsystem.com/x/c/Qkzw8FbI3qSbIH_Uo7D6gugAAAFg6jqOtwEAAAFKAWcbDr4/https://assoc-redirect.amazon.com/g/r/http://amzn.to/2mn9VB3/ref=as_at?linkCode=w61&imprToken=0rcVf3OKGy4rz-wTlij4mg&slotNum=1
Joule Thief LED Kit – Assembled – For Stem/Science Curriculum – Science Fair Works with any 1.5v battery: AA, AAA, C, D
Lights up an LED with the energy left behind in 'dead' batteries
Designed in the USA
Excellent for STEM Class Curriculum or for a Science Fair
Operational Range 0.35 – 3.0 Volts Assembled Joule Thief Kit – Ready to go out of the box. Extracts the last bit of energy out of a dead battery.


JouleThief
http://aax-us-east.amazon-adsystem.com/x/c/Qkzw8FbI3qSbIH_Uo7D6gugAAAFg6jqOtwEAAAFKAWcbDr4/https://assoc-redirect.amazon.com/g/r/http://amzn.to/2mn9VB3/ref=as_at?linkCode=w61&imprToken=0rcVf3OKGy4rz-wTlij4mg&slotNum=1
Joule Thief LED Kit – Assembled – For Stem/Science Curriculum – Science Fair Works with any 1.5v battery: AA, AAA, C, D
Lights up an LED with the energy left behind in 'dead' batteries
Designed in the USA
Excellent for STEM Class Curriculum or for a Science Fair
Operational Range 0.35 – 3.0 Volts Assembled Joule Thief Kit – Ready to go out of the box. Extracts the last bit of energy out of a dead battery.

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