Уради сам ауто са сланом водом
Гелсонлаб ХСТМ-068 Образовне научне играчке „уради сам“ слана вода аутомобил
Уради сам ауто са сланом водом 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.