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BM Premium DMW-BLF19, DMW-BLF19e, DMW-BLF19PP Battery for Panasonic Lumix DC-G9, DC-GH5, DMC-GH3, DMC-GH3K, DMC-GH4, DMC-GH4K Digital Camera - Walmart.com
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Amazon.com : Wasabi Power Battery (2-Pack) and Dual USB Charger for Panasonic DMW-BLF19 and Panasonic Lumix DMC-GH3, DMC-GH4, DC-GH5, DC-GH5S, DC-G9 : Electronics