Basta de pilas. Termometro digital sin pilas!!!

Subscribe for more videos (every Wednesday and surprise specials): http://goo.gl/QjZqko I use this thermometer at least twice a day, and only for a few seconds. But I have to change the batteries very often, so I ended up putting this together. Previous video:    • Pila infinita. basta de generar desechos t...   Auto power off:    • Auto power off, muy facil   Did you like it? Thumbs up. Didn't like it? Comment so we can improve. Want to see more? Subscribe, it's free :) Think it might be helpful to someone else? Share the video. Greetings