The RPS Studio AC/DC 600 Watt-Second Portable Monolite Kit is designed to be powered by either standard 110V AC or an optional 12V DC battery pack enabling studio or location shots even when there is no AC power. The kit has two 300 watt-second digital monolites that feature LED readouts in a stylish housing. The monolite can be adjusted from full power to 1/32 power with digitally accurate 0.1 f-stop increments. It also has a built-in photo cell and employs a user replaceable flash tube. The monolites accept commonly available Bowens style light modifiers. Each monolite has a removable 7 reflector that will accept umbrellas. The kit also includes: a Series II wireless RF remote trigger and receiver one 20x28 soft box with mounting ring one 36 white umbrella two 6-1/2 foot light stands and a nylon carry/storage bag.