2 x Panasonic Lumix GH3 GH4 DC-G9 Accu DMW-BLF19E 19PP
Amazon.com : Synergy Digital Camera Battery, Works with Panasonic Lumix DC- GH5 Digital Camera, (Li-Ion, 7.4V, 2100 mAh) Ultra Hi-Capacity, Compatible with Panasonic DMW-BLF19 Battery : Electronics
Battery For Panasonic Lumix Dmw Blf19 Btc10g Gh3 Gh4 Gh5 Dc-gh5s - Digital Batteries - AliExpress
Vello BG-P1 Battery Grip for Panasonic Lumix GH3 and GH4 | Vello
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