Bulb Holder and 60 watt Variable Slave Flash unit. The bulb holder is switched and accepts bulbs and flash slave units E27 screw fit. Output 60w (Guide no. 30m), they will act as slave units triggered by your camera flash or with the included sync cables so can be triggered directly from the camera sync socket.
*Test button
*Sync socket with lead
*Variable 1/128th to full power
*Recycle time 1/2000 sec - 1 sec
*Colour Temperature 5500k - 6000k
*Fash Duration 1/1000 sec
This unit will take an umbrella and the bulb holder fits any stand.