B3 ICS-5 Bulkhead with M14 Threads Bulkheads the camera learns that an

the camera learns that an external flash is attached and is able to more accurately adjust exposure by knowing this

TG-5 cameras is a perfect choice

Not available for Sony cameras

The first-of-its-kind USB-C Charging & Data Transfer Bulkhead allows you to easily and safely charge the camera in between dives without opening the housing

If you are looking for a roomier fit you may want to size up

B3 ICS-5 Bulkhead with M14 Threads Bulkheads the camera learns that anAdd the Ikelite ICS 5 bulkhead to your housing for the fastest and most reliable strobe triggering available for underwater use. This bulkhead supports TTL or manual strobe exposure depending on the combination of camera system and accessories. See the Hotshoe Compatibility Chart.