The YN216 adopts 216 high-quality LED lamp beads of extra-large luminous chips, the brightness is brighter, the light spot is more evenly and the service time is longer. The YN216 adopts the encoder digital dimming which can be separately adiusted to rouhu dimming and find dimming modes, more convenient to use. Adopted the the professional LED driving chip, the light is stable and the efficiency up to 93%. Provides 2 kinds of power supply: DC power supply (optional), lithium battery. (AA battery is Not included). Can be installed on the camera or fix on a tripod for use. Four color temperature plates are configured and suitable for use under different environments.