Control remote flash using camera's flash control menu screen (Remote Control Mode) Support E-TTL/Manual/Multi flash mode mix using (Mix Control Mode) Flash on hot-shoe of transmitter supports ETTL Support Flash Exposure Compensation (FEC) Support Flash Exposure Bracketing (FEB) Support Flash Exposure Lock (FEL) Support modeling Flash Support E-TTL group ratio (ALL/ A:B/ A:B C) Support Manual/Multi group (ALL/ A:B/ A:B:C) Support flash zooming (auto, manual) Support AF assist beam emitter(AF Lamp) Support PC port triggering strobe flashes and support 1st, 2nd curtain/HSS (Super Sync) Support LCD Live view triggering Support high-speed continuous shooting trigger Settings saved automatically Compatible with ALL YongNuo/Canon EXII series flashes Support single-contact of camera & flash triggering (max sync speed is 1/250s) *The transmission distance may be shorter depending on the conditions such as the positioning of slave units, the surrounding environment and weather conditions. The functions of this page are based on test conditions of our company. Further notice will not be given if the design and specifications change.