The Godox BT5800 is a flash battery pack, a portable power source for LED lights and USB charger, and it can be yours for $98.
For just $20, Andoer offers 135W LED light bulbs "perfect for studio photography". Are they any good?
Rime Lite i.4 TTL, Falcon Eyes SATEL TWO S-2T and Visico-5 are all S-fit battery-powered studio flashes with TTL and HSS support.
The Nissin Air10s is a wireless flash controller that provides TTL and HSS support between camera brands.
The Photoflex OctoDome White is a series of octaboxes with double diffusion and white-lined interiors.