唯 JY-680C flash
* High performance TTL electronic flash,
* LED backlight display
* Quick power back: 3 seconds
* Flash Index: GN 50 (ISO100, 105MM focal length) no duplicate
* Support for Canon wireless flash systems(Main control / dependent)
* Support wireless【M】Set of various groups of outputs
* Support the top / wireless TTL exposure lock
* Support before / rear curtain synchronization
* TTL automatic exposure, exposure compensation -3.0ev to + 3.0ev
* Temperature detection (anti-high temperature alarm)
* Quick lock lock
* Flash flash, parameter memory function
* Low power tips