This set expands the capabilities of the SeaTouch 4 Max smartphone housing with some essential imaging accessories. It includes a single-handle housing with cushioned grip, 0.6x wide-angle wet lens, 2,000-lumen video light, red filter, protective cover and travel case, and all necessary hardware. The advanced version has a 5,600-lumen video light and float arm.

$659, $959 (advanced kit); divevolkdiving.com