Neewer Battery Grip Compatible with Panasonic Lumix G9 Camera Replacement for DMW-BGG9 with Shutter Release Focus Point Control Joystick Work with 1 DMW-BLF19E Li-ion Battery (Battery Not Included) – neewer.com
Photospecialist - Jupio Battery grip for Panasonic DC-G9 (DMW-BGG9)
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
Hire a Camera - REVIEW: Getting hands-on with the Panasonic G9 for stills
Neewer Battery Grip Compatible with Panasonic Lumix G9 Camera Replacement for DMW-BGG9 with Shutter Release Focus Point Control Joystick Work with 1 DMW-BLF19E Li-ion Battery (Battery Not Included) – neewer.com