'- Professional Creative Master Flash Speedlite 2.4G Wireless 1/8000s Support Auto/ Manual Zooming for Canon Camera as 600EX-

--Realize wireless optical and radio flash control function In optical transmission and wireless radio transmission flash , the - can used as master unit to control the flash mode, exposure compensation, flash ratio, number of stroboscopic and stroboscopic frequency. --Compatible for Canon wireless radio system In wireless radio transmission flash , cooperate with the - ()、Can0n 600EX -/ 430EXIII, one - can used as set-top master