PRL Lighting Lustra 50. Lustra L50 is a lightweight, super-bright LED light that is sold alone and in several configurations with accessories and multi-light kits. The Lustra L50 puts out a lot of light for its size, and works with common Sony L-series batteries or an included AC power supply. The small size allows a lot of flexibility as far as placement. You can fit a three-light kit in a small backpack (stands not included), that would easily fit in an airline overhead bin. MSRP for the Lustra L50 $335, Lustra L50 Kit with softbox and three filters $399; Lustra L50 3-Lite Kit includes 3 x Lustra L50s for $1099.