30W 3V 4.5V 5V 6V 7.5V 9V 12V Adjustable Voltage Universal?AC/DC Adapter Power Supply for Household Electronics

8 DC Tips Spec.: 5.5*2.5mm5.5*2.1mm4.0*1.7mm3.5*1.35mm3.0*1.1mm2.5*0.7mmMicro USBLED Terminal Connector   Tips: NOT compatible with any over 12W devices.If the required voltage is not in the options, please choose the close voltage. For example, if you device needs 4V 8V 10V, you can choose 4.5V 7.5V 9V etc.   Work with: This universal AC adapter power supply is fit for camera, router, tablet, radios, electronic Gizmos, replacing charger cords, rowing machine, small water fountain, GPS, MP3, webcams, security cameras, CD Player, speaker, games consoles, Battery-Run model, DIY projects, LED Strip, CCTV Camera, keyboard, Omron arm Blood Pressure Monitor, digital photo frame and many other household electronics.