Switching Mode Universal Power Supply For Digital Camera AD-SMP2500A- Digital Camera AC adapter for worldwide use 100-240V - 50/60Hz. 7 output selection: 3V, 4.2V, 5V 2.5A, 6V 2.2A, 6.5V, 7.0V 2A, 8.4V 1.7A.
- The connector barrel is 4mm outer and 1.7 inner