It is a 900W Power Supply Module/ NC Adjustable Voltage Regulator Module/Adapter/Charger, Input voltage: DC 8~60V, Output voltage: DC 10~120V, Output current: 0~15A, small size, high efficiency, long term stable and reliable quality,easy installation and use, Suitable for Battery Charger, electronic equipment,solar energy, photovoltaic energy, industrial equipment,LED drive,Advertising screen,Monitoring System etc