Guide Number: 60. Modes: ETTL/Manual/Multi. HSS Synchro. YN622 and YN603II compatibility
Guide number 60, E-TTL, Manual, Multi, HSS, Slave. Optical and radio communication.
Guide nuber: 58 - Speedlite, E-TTL / E-TTL II - MULTI, USB, recharge time: 2s.
Guide number 58, E-TTL, i-TTL, Manual, Multi, HSS, Slave. Optical communication.