Windmill 12V

This is a windmill. but it is not powered by the wind but by a 9V battery or a 12V source. rev regulator.It is necessary to buy a Battery box with connector (male), Female connector, switch, speed regulator, motor. holes are set to these referencesSwitchhttps://dratek.cz/arduino/1244-prepinac-kolebkovy-led-dioda-zluta.htmlCablehttps://dratek.cz/arduino/885-vodice-10kusu-krokodyl-klip.htmlRev.regulatorhttps://dratek.cz/arduino/2037-regulator-rychlosti-dc-motoru-5v-35v-5a-20khz.htmlConnectorhttps: