Flash mode switch
Guide number control knob
You can select mode of the switch according to flash type of your digital camera. For Pre-flash type of digital camera applicable (Digital camera of 2 flashes per shot).
Set switch knob at the position of 'on-off' and adjust guide number control knob as per objection. For not Pre-flash type of digital camera applicable (Digital camera of one flash per shot), set switch knob at the position of 'on', and adjust guide number knob as per objection.
It can be used with synchronized cord of a separate type as well as Fiber-connector.
Battery cap for safety
IBy screw-in system more stable battery system is available, to avoid water -flood inside.