Universal energy adapter, switching power supply transformer The strength delivery for voltage requirements for the 8 range, the current demand within the machine 1a or 1a DC energy applied to the electric wishes 9v1a development board, removable difficult disk, and so on The strength delivery voltage is acceptable for all kinds of wishes 9v 1A 1A or beneath current DC enter products, cannot overload to use! Power selective attention, it's best to follow to pick the voltage constant electrical current is equivalent to a higher than the mandatory latest energy delivery Input voltage (INPUT): 100-240V 50-60Hz The output voltage (OUTPUT): DC9V-1A Power (MAX OUTPUT POWER): 9W Overall: If the ensuing photographs are all bodily map size 1 m Polarity: Internal positive, exterior negativeDC Plug: 5*2