Features:
Power output: 250 WS
Built-in cooling fan
Power Setting: 1/16 to full continuously
Power input: AC 110v 60Hz
Recycle Time: 0.5 to 2 sec.
Flash tube lifetime: over 8000 typical flashing
Fuse: 5A
Color Temperature: 5600k
Guide number: 48m ISO100
Flash duration: 1/800 to 1/2000 SEC
Slave Effectiveness:10m; 35ft
Angle of Illumination: 55 degree
Modeling Power: 75w
Flash Triggering method: Sync cord, Test button, Slave
Dimmension: 235x180x108mm
Weighs 2.5 lb. (1150g)
Fits any standard light stand
Built in slave (flash inductor)
Ready light/ audio buzz

What's in the Box:
1 x Photo Studio Strobe Monolight Flash (US plug)
1 x 75w Modeling lamp (110V)
1 x 3m (8.9') Sync Cord,
1 x 4m (12.5') power cord,
1 x instruction