10Amps Closed CCTV Power Supply 12V10A: 10 Amps Closed Output voltage: DC12V 10A Input voltage: AC110V-220V Voltage adjustable: ± 10% Input frequency: 47-63Hz Overload protection: 105% -150% of rated power Overvoltage protection: 105% -150% of rated power Operating temperature: -20 °C to 60 °C Cooling type: Natural cooling Shell structure: Aluminum