EAGWELL 12V 30A Dc Universal Regulated Switching Power Supply 360W for 3D Printer , CCTV, Radio, Computer Project ,LED Lights Switching Power Supply Design for WS2812B WS2801 LED Strip Light,3D Printer,CCTV,Video Eagwell Switching Power Supply 12v, Convert AC 110V/220V to DC 12V 30A 360W.Can bring more convenience and more safety to you and your family Power Supply Driver -- Dual input voltage: AC 110V/220V.There is a switch,choose the proper voltage before use.Let us know if you need any help Protection: Shortage Protection, Overload Protection, Over-voltage Protection:115%-135%,Action output cut-off Reset:Auto Reset or fuse. Wide input voltage range, steady and precise output voltage.Great power transformer for electronic equipment, Led Lighting, home appliance etc. This product is suitable for indoor use, non-detachable power shell. External power supply round hole mesh heat vents, in the range of 20 inch within the outlet Do not place other flammable items. Within 2 inch the product range not place other items, to ensure that the powersupply has good thermal environment, to ensure safety. Please accurately calculate the load power, do not overload. When thepower is working, do not touch the case. Do not short-circuit output if no output, please use off one minute re-energized. Before electricity use, carefully verify the power link is correct, rigorous power lines reversed. Professional installation of qualified electrician is highly recommended. Dual input voltage: AC 110V/220V.There is a switch,choose the proper voltage before use.Let us know if you need any help Shortage Protection, Overload Protection, Over-voltage Protection: 115%-135%,Action output cut-off Reset:Auto Reset or fuse.