LED 660 Pro - professional studio light - high quality materials: durable 600 LED bulbs (300 white and 300 yellow), color temperature from 3200 to 5600 Kelvin, brightness range from 100 to 1%, color rendering index > 95, 4800 lm, power output 40 watts, lamp life over 50,000 hours. Power sources - electricity or battery. Power adapter included. NPF batteries are sold separately. The tripod is included.