specifications of the Nikon MH-24 battery charger:
Input: 100V-240V 1.5A 50-60Hz
Output: 8.4V 0.9A
Compatible models: D3100, D3200, D3300, D3400, D3500, D5100, D5200, D5300, D5500, D5600, P7000, P7100, P7700, and P7800
