I have a 5DMIII with genuine Canon batteries and genuine battery grip. With the camera turned off, I found that two batteries (in the grip) last for about 10 days, maybe more but I never tested. Did ...
I have a 5DMIII with battery grip by canon. By pressing the INFO button, I can only see the status of one battery. Am I not supposed to be able to see the status of both batteries in the grip?
I came across the Pixel battery grip for the 5DMIII (there is a new version now). I'd like to know if anyone has some experience with it, and could share his/her thoughts, since it is three times ...