switching power adapter supply input ac 100v-240vac, output 12v 2a plug type: 5.5x2.1mm dc power us wall plug note:the 24w power supply have compact design, low consumption, and strong power output, it's your best purchase choice! wide compatibility: 12v led light strip, christmas lamp, wireless routers, adsl cats, networking hub, audio/video power supply, security camera, surveillance monitor system, cable modem and other 12v devices.