Auto d'acqua salata fai da te
Gelsonlab HSTM-068 Education Science Toys Auto acqua salata fai-da-te
Auto d'acqua salata fai da te uses magnesium air salt water battery as the power supply to drive the motor to rotate. Understand that magnesium air salt water battery is a kind of chemical reaction device which converts chemical energy of magnesium alloy and brine into electric energy. It is one of volt batteries and its application.