USB power adapter Features:
Input voltage: AC 100V-240V 50-60Hz
Output:5V 3A
Features:
Input:5V 2-4A
Output:8.4V
Conversion efficiency:92% (DC-DC Efficient conversion rate)
USB plug Specifications:USB2.0
length:100cm
Compatible With:
For Nikon 1J1
For Nikon 1J2
For Nikon 1J3
For Nikon 1S1
For Nikon 1AW1
For Nikon 1V3
and more models.
Package:
1 x DC drive cable (DC 4.0mm*1.7mm)
1 x DC Coupler EP-5C (DC 4.0mm*1.7mm)
1 x 5V3A USB Charger (enough 3A)
1 x  manual
note:
①In order to make your camera work better,please use a high-quality mobile power, mobile power bank is output guarantee of at 5V 2 AMP to 4 AMP current. When the power is not enough, will not start or can not shoot properly, Please select a larger current of at least 2.4A, DC 3 Amps or more is better.
②Do not use the computer USB supply for the camera,because most computer USB 2.0 output voltage is 5V,But the current is less than 500mA.
③Some mobile phone / tablet usb charger with identification resistance, can not identify the camera, the current can not meet the requirements, it is not recommended.