Raddrizzatore Alta Qualità Per Batteria 12V E Lampadina 4 Fili Regolatore Tensione
The other 2 wires,yellow and pink,AC input,connect to for magneto coil. Charging Output Current:0-4A. black to key switch. red to+out put(battery+). We will dispatch your item as soon as we can. green to ground ie-(Minus).