This direct current was produced for the first time in 1800, thanks to a battery created by the Italian physicist Alessandro Volta.
ກະແສໄຟຟ້າໂດຍກົງນີ້ໄດ້ຖືກຜະລິດເປັນຄັ້ງ ທໍາ ອິດໃນປີ 1800, ຍ້ອນແບັດເຕີຣີທີ່ສ້າງຂຶ້ນໂດຍນັກຟິສິກຊາວອີຕາລີ Alessandro Volta.