GN: 125 (with zoom head at 35mm) 174 (with zoom head at 105mm)
durations: 1/1050 sec. (full power);1/1100(1/2); 1/2700 (1/4)
power source: 4 ‘AA’ batteries, SD-7 battery pack or SD-8A battery pack
plug: PC type
size: 2.8″ x 5.0″ x 3.6″
price: $370 (eBay)
pros: Very fast duration, relatively powerful, compact size
cons: Expensive
overall: Comparable to a Canon 580EX flash. Used by a lot of skateboard photographers.
Push It A Stop 