EZOPower Replacement (2 Pack) DMW-BLF19 Batteries and Charger for Panasonic Lumix GH3/GH3K, GH4/GH4K Digital Camera Two rechargeable lithium-ion batteries (7.2V / 1860mAh) Rapid battery charger features a fold-out US plug, 110-240V worldwide input voltage, car charging adapter, and European plug Fully compatible with original Panasonic DMW-BLF19 battery and BTC10 charger 1-year manufacturer warranty Compatible with Panasonic GH3/GH3K, GH4/GH4K