Universal AC/DC Adapter - AC Input:100-240V 0.25A 50/60Hz, DC Output:3V/4.5V/5V/6V/7.5V/9V/12V. Advanced secure technique, with full PROTECTION of over Voltages/ over Current/ short Circuits/ over Temperature. All-in-one Multipurpose AC/DC Adapter-It offers 8 interchangeable tips, which makes it fit many 3V~12V electronics such as tablet, scales, routers, speakers, CCTV camera, etc. Multifunctional 30W Adapter - Variable voltage is easy to select, you can converts to different voltage with ease using the provided key. 5.5mm*2.1mm DC Power Cable Connector Plug, easy to connect and practical to use. Supporting DC 12V-2A or 12V-1.5A appliances. Multifunctional 30W Adapter - Variable voltage is easy to select, you can converts to different voltage

Instructions:

Connect the correct adapter tip and make sure that it's firmly attached to the dc input port of your device.

Set the right DC output voltage. There are 7 options for you, DC 3V/4.5V/5V/6V/7.5V/9V/12V.

Connect the adapter to the electrical socket, Now you are ready to power up your device!

AC Input:100-240V 0.25A 50/60Hz.

DC Output:3V/ 4.5V/ 5V/ 6V/ 7.5V/ 9V/ 12V, 2000mA output max.

Cord Length: 145 cm( 57.1 inch)

Polarity: Center Positive(+) ONLY !!

8 Selectable adapter tips, Versatile DC Power Supply Adapter

8 Connector Spec. 

•  5.5*2.5mm;
• 4.8*1.7mm;
• 4.0*1.7mm;
•  3.5*1.35mm;
•  3.0*1.1mm;
•  2.5*0.7mm;
•  Micro USB
•  LED terminal.