The Profoto B10 is a highly portable, battery-powered, cordless monolight for photographers, known for its compact, lens-like size, combining 250Ws of flash power with a dimmable, color-adjustable LED continuous light, making it versatile for stills and video; it features TTL, HSS, Profoto AirTTL, smartphone control via the Profoto app, and compatibility with numerous light shaping tools, offering a powerful, all-in-one solution for location work.