Original GoPro Hero 9 Black Dual Battery Charget + Spare Battey (BNIB)
 
Charge two GoPro batteries at the same time with this Dual Battery Charger and a spare 1720mAh lithium ion battery for your GoPro.
Can charge via most USB ports. For up to 38% faster charging,
Dual LED indicator lights display charging status.
Charge 2 GoPro batteries at the same time
Optimized charging so you'll get a fully charged battery as quickly as possible
Includes 1 spare 1720mAh lithium ion rechargeable battery
Allows you to charge the backup battery while using the camera
 
Warning: Only use GoPro batteries with a charger. Do not use a damaged battery. Follow all warnings and instructions in the camera user manual.