UL listed and FCC certified 12V 2A (2000mA) DC power supply adapter with universal 100V–240V AC input — converts any worldwide outlet to a regulated 12V DC output. 5.5 × 2.1mm center-positive DC jack on a 3-foot cord. Features over-current and short-circuit protection. Includes a male DC power jack connector with screw terminal for direct connection to single-color LED strip lights. Compatible with LED strip lights under 24W, routers, switches, CCTV cameras, networking hubs, IP cameras, Yamaha keyboards, Medela and Lactina breast pumps, external hard drives, amplifiers, and many other 12V 2A devices that fit a 5.5 × 2.1mm plug.