QUANS 110V to 12V DC 15A 180W Universal Regulated Switching Power Supply for CCTV LED Strip QUANS 12V DC 15A 180W Universal Switching Power Supply High quality! Low Heat, No annoying noise! 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! Normally it is better to work under 80% of rated current. Used in Industrial automation, LED Strips, CCTV, LED display, Communications, etc.