NPF550 NP F550 Battery for Blackmagic Pocket Cinema Camera 6K Sony NP F550 F330 NP F530 CCD RV100 CCD SC55 + LED USB Charger|Digital Batteries| - AliExpress
Amazon.com : Neewer HM Battery Grip Compatible with Blackmagic Pocket Cinema Camera 6K 4K with Type-C USB Adapter, Only Works with LP-E6/E6N Battery (Battery Not Included) : Electronics