Olympus OM-D BLN-1 Dummy Battery

This is a dummy battery for Olympus cameras using the BLN-1. This includes the OM-D E-M5, E-M5ii, and E-M1, as well as the PEN E-P5. I don't know yet whether the new PEN F uses this battery, but I suspect it will. This will allow you to power your cameras with a simple DC adapter, or battery pack. This is typically needed for long running time lapse, or in a studio environment where ac power is simply more convenient when shooting all day.

I wanted to avoid the expense of needing a custom