alejandro2880

thermoelectric radio..charcoal or wood as source of energy

thermoelectic energy.usando carbon o madera...lampara led tiene 20 led ...4.5 volt...

this led lamp is power by the charcoal or wood

this homopolar motor go fast,with only 1.2 volt,muy rapido con solo 1.2 volt bateria recargable

this homopolar motor,have high velocity