Multi Voltage 12W universal ac dc adapter replacement power supply for many kinds of small household electronics, like Router, Speaker, CCTV camera system, LED strips and other compatible devices. We especially add a micro USB plug, it will give much convenience for powering most smartphones and tablets

Input:110-240V, Output: 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V, Max 12W. DC Plugs Dimension: 5.5×2.5mm, 5.5×2.1mm, 4.0×1.7mm, 3.5×1.35mm, 2.5×0.7mm, 3.0mmx1.1mm, 4.8×1.7mm and 1 Micro USB plug. Selected plugs are very popular used in daily life, meet your indoor power needs for lots of small digital devices at home. With these plugs and different voltage output, you can save a lot of buying different voltage ac adapters

[IMPORTANT] DC Plug Polarity: inner Positive(+), outer Negative(-). The Polarity is not compatible with ALL Devices.

[Choose Correct Voltage before Powering] Small household appliances usually don’t have circuit protection, if with the wrong voltage, may damage your device. It is important to choose the right voltage before powering your device. If your device use Alkaline battery AA or AAA , then each piece is 1.5V, 2 piece choose 3V, 3 piece choose 4.5V, 4 piece choose 6V, etc