Description: This series of studio flash, modeling lights can be set to full brightness or proportional transferred to the appropriate power, as the flash goes off, with a large studio lights with modeling lights the same effect. With anti-pre-flash function using a pre-flash with the camera can be used to synchronize the light control film. The quality, reliable, durable, suitable for portrait, fashion, wedding art, advertisement photography, shooting video, etc. Feature: This is a brand new 180ws Flash Strobe (master strobe). It could be triggered by a flash,infrared and sync cord (included). It also comes with a test button and variable dial for power setting from 1/8 to full 180w. The Studio Light is providing you with a Continues Lamp and Flash Function. It will work as main light, back light or hair light and comes with an easy-to-use umbrella holder. Specification: Flash Output: 180WS Guide Number(m ISO 100): 45 Color Temperature: 5600200K Operating Voltage: AC100V-130V 50-60HZ Flash Power Control: 1/8-full (stepless) Modeling Lamp:75WS(adjustable) Cable Jack: 3.5mm Recharging Time: 0.5-3s Flash Triggering Method: Sync Cord, Slave, Test Button,Flash Trigger Flash Duration: 1/2000-1/800s Fuse: 5A Package Contents: 1 x 180W Strobe light 1 x 75W Modeling bulb