The LI-GLW is a removable interior light that can fasten to the interior of Portabrace cases. The light has a blink and constant mode and takes two AA batteries(not included). The light stays cool to protect the equipment inside your case. The light comes insides a removable pouch that also includes a zipper pocket for small video and audio accessories. The pocket is easily attached to any of our cases with the hook and loop on the front and back of the pocket.