Built-In 2.4 GHz Wireless X System||: Use wireless trigger X1 as well as power remotes XT16, XPro, and X2 to wirelessly control the head's power, modeling light, triggering, and more. The system has 32 radio channels and 16 groups.
Fast Recycling and Flash Duration||：The head features 0.1 to 1.8 second recycling times and flash durations from 1/2000 to 1/800 second.
Precise Power Adjustment||：Power can be adjusted from 1/1 to 1/32 in 50 steps. The 150W modeling light's brightness can be adjusted from 5% to 100%.
Outstanding power output stability||：no more than 2% tolerance of the power output when the flash keeps working for long hours.
Anti-preflash function||:Its anti-preflash function Provide the synchonization of cameras capable to fire a preflash. The flash can remember the current parametre after 3 seconds when the setting is finished,and operation data will be restored to the original data once restart.