Autek AC DC 15-52V Converter to DC 12V 2A Power Supply Regulator Waterproof Module(ACDC-12V2A) Some Application: CCD Camera, CCTV System, Gateway or other 12VDC Power Supply device ect. Light compact, convenient to use and transport. Package include: 1x DC Power Coverter Protection function: Output short circuit protection.Output overcurrent protection. Output overload protection.