QUADX Flash System features include:
Four flash head outlets with power divided into two independent channels
Power output from 3000w/s down to 31w/s with one head (down to 16w/s with two heads!)
An advanced charging system that operates most efficiently and extends capacitor life
An auto-bracketing that's easy to set up with three intervals from 1/10 to 9/10-stop
An optional IR Remote Control System that allows you to control all functions up to 50 feet away
Recycles to full power in 1.9 sec. (240V)
A flash duration of 1/1400 sec. with a single head at full power and 1/6092 sec. with two heads at 250w/s
Low voltage syncing (6V) for digital camera operation
A voltage range of 90-130V 50/60Hz and 190-253V 50/60Hz
Variable-speed fans offer thermal protection and respond automatically to internal temperature changes
Dimensions: 14(l) x 7(w) x 14.5(h)"
Weight: 25.5 lbs.