13 guide number (iso 100): 50m /164ft at 105mm position motor zooming reflector: 24 – 28t – 35 – 50 – 70 – 85 – 105 mm bounced position: 0º, 45º, 60º, 75º, 90º swivel position: right 0º – 120º; left 0º – 180º power source: 4 x 1.5v aa size alkaline batteries flash duration: 1/1,000 – 1/20,000 second...