Power: 500 watts
Flash duration: 1/1600th of a second
Recharge time: 100% power ~ 2.2 seconds 1/32nd power ~ 0.5 seconds
Aperture adjustment: 1/10th of an aperture over a range of 6 adjustable f-stops – full power to 1/32nd power.
With integrated 4-channel receiver. The appropriate transmitter for this flash can be found here