With 2 x M6 mounts on top and 2 x 1/4" mounts at the base you can attach any kind of video light to the housing, or mount the housing to a tray/handle. 

The lens adapter allows enables attaching the filters and lenses. 

• Aluminum alloy CNC made high quality and security smartphone tripod mount adapter. CNC machined from aerospace aluminum alloy. Compatible with SeaTouch 4 MAX housing
• Unique design, Made for Underwater smartphone housing
• Scalable

Reminder: This product is for use with SeaTouch 4 MAX/SeaTouch 4 MAX Plus housings. It is not compatible with the Platinum as this already has a built in lens adapter.