Product parameters:Input voltage: AC100-240V 50~60HZ (worldwide)Input AC interface: EU plug US plugOutput voltage: (DC)  12.6V Output current:   2A Output voltage accuracy ±0.5% (no load)Power supply polarity: inside positive outside negative, inside (+) outside (-)DC cable length: 1 meterDC interface: 5.5*2.1mm and 5.5*2.5mmColour: BlackCondition: Brand new authenticWide input range and high voltage accuracy Precautions for use:※ Please do not use it beyond the rated input voltage and output current range, and it is strictly forbidden to short-circuit the output interface (voltage).※ Please pay attention to heat dissipation and ventilation when using it. If the temperature of the adapter is too high, please stop using it and check the reason.※ It is strictly forbidden to use in humid or high temperature environment