Nocturnal Lights 90 Degree Ball Joint Adapter with T-base Slot BJADAPTER.TBASE90 Advanced Because these are separated from

Because these are separated from the camera's lens by glass

Runs on two CR123 or a single rechargeble 18650 Li battery (batteries not included)

The upgradable firmware and user-replaceable battery make maintenance minimal and truly accessible to all

Construction:Special polycarbonate blends allow us to create an extremely strong yet clear and lightweight enclosure

Operating the Quad Air is convenient regardless of which arm it is worn on

Nocturnal Lights 90 Degree Ball Joint Adapter with T-base Slot BJADAPTER.TBASE90 Advanced Because these are separated fromThis 90 degree adapter has a quick release knob that that works with all of the t base adapters.