Canon BG-E4 Grip power supply Lithium-Ion (Li-Ion)

-Specially designed for the EOS-5D, the BG-E4 adaptor has a special handle that can contain 2 rechargeable batteries from Canon, model numbers BP-551 or BP-511A or 6 AA batteries.
-The BG-E4 is a vertical hand held power supply that gives access to all essential functions, with usage that is the same as in horizontal mode.
-An optional strap, the E-1 equally exists for an easier hand position.
-The BG-E4 battery adaptor is an indispensable complement to the optimisation of the battery life of your EOS-5D.

Canon BG-E4 Grip power supply, Lithium-Ion (Li-Ion)