QUANS 110V to 12V DC 30A 360W Universal Regulated Switching Power Supply for CCTV LED Strip 12V DC 30A 360W Universal Switching Power Supply IN-DOOR USE ONLY! No installation instruction, wiring cable, on/off switch, or screws come with. Please DO NOT let the unit work long hours over rated current! Used in Industrial automation, LED Strips, CCTV, LED display, communications, etc.