BLH-1 2450mAh Battery for Olympus OM-D E-M1 Mark II, E-M1 Mark III, E-M1X
For Olympus OM-D E-M1 Mark II, E-M1 Mark III, E-M1X. Inbuilt into each Dot.Foto battery is a safety system which gives short circuit protection and prevents the battery from overheating. DMW-BLK22 USB-C Battery for Panasonic Lumix.