Wireless small speaker AC-E0530M power adapter charger 5V3A
(Note: Determine the positive and negative poles of your power interface. The number of volts (V) of the power supply. The specifications of the small power plug.)
Power supply name: power adapter
Input voltage: 100-240 AC
Output voltage: 5V DC
Output current: 3A
Round output plug: positive inside and negative outside (that is, the middle positive and the outside negative)
Total cable length: about 1.6 meters