Specifications:
AC Input Voltage: 20-60V
Unloading Output Voltage(Idling): 12.5~13v±0.5v
Charging Output Current: 0 - 4A
With Battery Charging Voltage: 14~14.5±0.5V
Working Temperature: -20°to 60°
Voltage: Fit 12V Battery
Color: Black

HOW TO WIRE IT:
red to + out put(battery +)
green to ground ie - (Minus)
the other 2 wires, yellow and pink, AC input, connect to magneto coil.

Package Included:
2 x 4 Wires 12V Voltage Regulator Rectifier