Designed for improved Digital Capture Constant Color Technologies combined with Consistent power output. Solair monolights are the newest generation in photographic lighting technologies. Regulated Kelvin light output, improved light control, improved repeatability plus new features of auto bracketing, audible misfire alarms, and eight f-stops of power control makes the Solair the most precise light source around. Solair is the best solution for all your photographic lighting requirements.