... Bipolar Transistor(IGBT)Color Temperature5500KFlash Index:54 meters(ISO100,105MM)Flash Time1/200 Seconds-1/20000 SecondsUp and down whirl angle ... monthsFeature:TR series: High performance, high compatibility, high-power flash output.Wireless trigger sensors: Remote sensing CELL 2 mode for off-camera ... XSi, Rebel XS, Rebel XTi, Rebel XT, Rebel X, Kiss F, Kiss X50, Kiss X4, Kiss X3, Kiss X2, Kiss X ...