Pila infinita. basta de generar desechos toxicos!!!

Subscribe for more videos (every Wednesday and surprise specials): http://goo.gl/QjZqko I have a thermometer that I use several times a day (to check the water temperature for my mate) and I have to change the batteries quite often. So I thought I could build something simple to avoid using batteries. It would be really interesting to be able to make this work with AAA batteries, like for replacing them in remote controls. Did you like it? Thumbs up! Didn't like it? Comment so I can improve. Want to see more? Subscribe, it's free :) Think it could be useful to someone else? Share the video! Cheers!