This is a 12-Watt wall mount switching power supply adapter by Armacost Lighting model number 813120. It safely converts standard 100V to 120V AC household electricity into stable 12V low-voltage DC power. Designed with a universal 5.5mm x 2.1mm male barrel connector tip, it comes complete with a female barrel adapter to 2-pin wire connector block for quick, tool-free connection. Ideal for powering low-voltage 12-Volt LED strip lights, under-cabinet accent lighting, puck lights, or compatible electronic devices like routers and security cameras. The compact layout plugs directly into standard wall outlets to eliminate messy desktop transformer blocks. It features built-in safety mechanisms including automatic shut-off protection for circuit overloads, short-circuits, open circuits, and over-temperature faults. The item is in used fair condition