Feature:1. [Compatible Model] BLF19 dummy battery set suitable for GH5 DMC GH3 GH4 GH5S G9L BLF19 camera use, specially designed for long term studio shooting.2. [Function] With this BLF19 coupler kit, when you need to take photos or videos continuously, you don't have to worry about the sudden power failure of the camera.3. [Improve Efficiency] Professional design, it can save your time and greatly improve work efficiency, it is a good choice for photo studio photographers or photography enthusiasts.4. [Usage Steps] Take out the original battery, replace the dummy battery, close the battery compartment cover, connect the adapter, and connect to the power socket.5. [Safe] Power adapter has passed FCC CE UL CUL ETL GS certification, VI energy efficiency, overheating, overcharge, overvoltage, short circuit protection, multiple safety functions to protect your equipment.Specification:Item Type: DC Coupler KitMaterial: ABSModel: BLF19Color: BlackOutput: 8.4V-4AApplicable Models: Applicable for GH5 DMC GH3 GH4 GH5S G9L BLF19 Camera.Package List:1 x DC Coupler1 x Power AdapterNote:1. BLF19 DC coupler can realize all original functions. But the DC coupler cannot be used alone, you need the AC, DC adapter with this kit to start your camera.2. Please close the battery compartment door, otherwise the camera cannot be started.3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.