Features: 1.The purpose of a rectifier is to prevent the capacitor from discharging prior to ignition (turning the key). Upon ignition, the rectifier stops charging the capacitor, allowing the capacitor to transfer the 400-600 volt charge to the ignition coil. 2.2 plug, 6-wire voltage regulator/rectifier fit for GY6 125/150/250cc 4-stroke 152QMi 152QMJ 157QMI 157QMJ engine with 11 Pole Stator found on scooters, quads, ATVs, and mopeds. 3.With 3 yellow wires on one plug and a 4 plug with black, green and red. 4.Designed with heat sink fins for better cooling, long service life. 5.Original standard, perfectly match to the original motorcycle. Specification: Features: The purpose of a rectifier is to prevent the capacitor from discharging prior to ignition (turning the key). Upon ignition, the rectifier stops charging the capacitor, allowing the capacitor to transfer the 400-600 volt charge to the ignition coil. 2 plug, 6-wire voltage regulator/rectifier fit for GY6 125/150/250cc 4-stroke 152QMi 152QMJ 157QMI 157QMJ engine with 11 Pole Stator found on scooters, quads, ATVs, and mopeds. With 3 yellow wires on one plug and a 4 plug with black, green and red. Designed with heat sink fins for better cooling, long service life. Original standard, perfectly match to the original motorcycle. Specification: Condition: 100% Brand New Material: Aluminum alloy Color: as picture show Fitment: Fit for GY6 125/150/250cc 4-stroke 152QMi 152QMJ 157QMI 157QMJ engine with 11 Pole Stator found on scooters, quads, ATVs, and mopeds. Package list: 1 * Regulator Rectifier Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. PackageList: