ລົດນ້ ຳ ເກືອດີ
ລົດ Gelsonlab HSTM-068 ອຸປະກອນວິທະຍາສາດການສຶກສາ DIY ນ້ ຳ ເກືອລົດ
ລົດນ້ ຳ ເກືອດີ 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.