Amazon.com : Wasabi Power Battery (2-Pack) and Charger for Panasonic DMW-BLF19 and Panasonic Lumix DMC-GH3, DMC-GH4 : Digital Camera Batteries : Electronics
PANASONIC LUMIX DMC-GH4 DIGITAL CAMERA/ W/BATTERY AND CHARGER 840014125845 | eBay
Panasonic Lumix DMC-GH4: a quick summary: Digital Photography Review
Panasonic Battery Grip for Lumix GH3 and GH4 Digital Cameras | eBay
Wasabi Power Battery for Panasonic DMW-BLF19 and Panasonic Lumix DMC-GH3, DMC-GH4, DC-GH5
Amazon.com : Wasabi Power Battery for Panasonic DMW-BLF19 and Panasonic Lumix DMC-GH3, DMC-GH4, DC-GH5, DC-GH5S, DC-G9 : Digital Camera Batteries : Electronics
Amazon.com : Powerextra 2 Pack Battery and Charger Compatible with Panasonic DMW-BLF19, DMW-BLF19E, DMW-BLF19PP and Panasonic Lumix DC-G9, DC-GH5, DMC-GH3, DMC-GH3K, DMC-GH4, DMC-GH4K : Electronics
Panasonic DMW-BLF19 Li-Ion Battery (for GH3 / GH4 / GH5/G9) | Digital SLR Camera, Digital Cameras, Toronto Canada Digital Camera Store, Aden Camera
Amazon.com : Wasabi Power Battery (2-Pack) and Charger for Panasonic DMW-BLF19 and Panasonic Lumix DMC-GH3, DMC-GH4 : Digital Camera Batteries : Electronics
PB70 for Panasonic Lumix GH3/GH4/GH5; 12″ cable – Core SWX
Panasonic Lumix GH4 16MP Professional 4K Camera W/ Battery Grip LOW SHUTTER CNT 616639697315 | eBay
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