The Yongnuo YN216 II LED lamp – WB (2700 K – 8000 K) is an ideal choice for photographers and filmmakers who care about even lighting. The unit features 332 LEDs that allow you to adjust the color temperature from 2700 to 8000 K. The maximum power of the lamp is 24 W allowing a luminous flux of 2988 lumens. 3 ways of power supply (power supply, NP-F rechargeable battery or AA batteries) will provide adequate convenience for work both in the studio and outdoors.