KingMa DC to LP-E17 dummy battery Coupler with AC adapter

LP-E17 Dummy Battery Kit With AC Power Supply Adapter
Ideal for long time photography, no need to replace battery 
LP-E17 Dummy Battery
Output : 6V-8.4V
Input : 7V-8.4V
Installation Instructions

1. Open the Battery Compartment.
   2.Insert the DR-E17 dummy battery in correct direction. 
   3.Open the Camera Power Connector Cover and pass the dummy battery cable through the slot on the side of the camera battery compartment.
   4.Close the battery compartment cover and connect to the power adapter.
   Compatible Cameras
   Canon EOS RP
   Canon 77D, 200D, 760D, 800D, 850D