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
Kastar 3-Pack Battery and LTD2 USB Charger Replacement for Panasonic Lumix DMC-GH3KBODY, Lumix DMC-GH4, Lumix DMC-GH4A, Lumix DMC-GH4H, Lumix DMC-GH4KBODY, Lumix DC-GH5, Lumix DC-GH5S Cameras - Walmart.com
Camera Battery for Panasonic Lumix DC-S5, DC-S5K, G9, GH5, GH5S - 2250mAh, 7.2V, Li-ion | 888400989
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
The Panasonic GH5S is Still Among the Best 4K Mirrorless Cameras | B&H eXplora