What's in the box:

Andoer DR-E6 USB Power Kit AC Adapter Replacement DC Coupler Dummy Battery Single USB Input Compatible with Canon EOS 5D2 5D3 5D4 6D 6D2 60D 7D 7D2 70D 80D 90D DSLR Cameras (Standard)

Features:
Replacement for Canon ACK-E6 external battery kit. Compatible with Canon EOS 5D2, 5D3, 5D4, 6D, 6D2, 60D, 7D, 7D2, 70D, 80D, 90D DSLR cameras.
Safety Protection: Passed CE certification, build with premium IC chip inside. We provide your device fully protection from being over-charged / overloaded, short-circuiting or overheating, which ensures the absolute safety during use.
USB Power Input: 5V, 2A-4A (At least 2A current, up to 4A if needed). DC Output: 8V. Connect directly to USB input for power and you don't need a wall plug any more.
Single USB Input Design: Really handy and practical for doing a long time recording when travelling or outdoors.
Total cable length is up to 200cm. Long enough, very convenient to put your own power bank or mobile power in your pocket or bag, or at somewhere else.

Specifications:
Brand: Andoer
Model: DR-E6
Compatibility: Compatible with Canon EOS 5D2, 5D3, 5D4, 6D, 6D2, 60D, 7D, 7D2, 70D, 80D, 90D DSLR cameras
Input: USB 5V 2A-4A
DC Output: 8V
DC Jack: 5.5*2.1mm
Cable Length: 200cm
Item Weight: 82g / 2.9oz
Package Size: 12.2 * 11.3 * 3.5cm / 4.8 * 4.4 * 1.4inch
Package Weight: 107g / 3.8oz

Packing List:
1 * Andoer DR-E6 DC Coupler Dummy Battery
1 * USB DC Converter Power Cable

Note:
Please use 5V 2A-4A (output) power bank/ mobile power for power supply, if not, the item can not work normally.