DC 12V3A 3A/5A Time Delay Adjustable AC90V-260V Input NO/NC Output 12VDC Access Control Power Supply Switch Packing List: 1 x Power Supply 1 x English User Manual INPUT: AC110-260V 50-60HZ OUTPUT: 12V 3A It controls electric lock directly. Can reduce the load of access controller, save wiring to reduce the hidden trouble Set NC / NO outputs, can control various types of electric locks Automatic protection function, unexpected situations such as when the power supply short-circuit occurs, the power may be temporarily disconnected or the fuse auto insurance line off