The Sutefoto LED-660 PRO LED 660 PRO Light With 2 Batteries, Tripod Stand, Remote Controller, AC Adapter & Battery Charger. You can set 48 channel and 6 group for all the panel lights, just keep the Master and Slave light on the same group and same channel, the Master can control the Slave light. 4 times the same kind of led video light on the market. High-quality materials: Durable 600 pcs LED bulbs (300 white and 300 yellow) are all coming from German, color temperature is 3200K to 5600K, brightness range of 100 to 1%, CRI > 95, 4800LM, out power is 40 W, lamp life, more than 50000 Hrs.Sutefoto LED 660 PRO Studio Light Master/ Slave unique A-F group and 48 channels function: you can set 48 channels and 6 groups for all the panel lights, just keep the Master and Slave light on the same group and the same channel, the Master can control the Slave light. 4 times the same kind of led video light on the market.

High-quality materials: Durable 600 pcs LED bulbs (300 white and 300 yellow) are all coming from Germany, color temperature is 3200K to 5600K, brightness range of 100 to 1%, CRI > 95, 4800LM, out power is 40 W, lamp life, more than 50000 Hrs.

Parameter memory settingL: Sutefoto LED 660 PRO Studio Light can save your last setting, when you turn off the light power will keep the existing setting, turn on the light again the next time, all the settings will be the same.

Powered by AC Adapter (included) or Sony F series power supply battery.