Input:110-240V, Output: 3V, 4.5V, 5V, 6V, 7.5V, 9V, 12V, Max 12W

Six Different Detachable DC Plugs Dimensions: 5.5x2.5mm, 5.5x2.1mm, 4.0x1.7mm, 3.5x1.35mm, 3.0*1.1mm and 2.5x0.7mm.

[IMPORTANT] DC Plug Polarity: inner Positive(+), outer Negative(-). Some musical device requires inner Negative and outer positive (totally opposite), please check carefully before buying.

[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

Multi Voltage 12W replacement power adapter for many kinds of small household electronics, like Router, Speaker, CCTV camera system, LED strips and other compatible devices. [NOT compatible with laptop or other high power equipment]