Wireless Speedlight accessory for remote flash control that operates with some current and previous Nikon Speedlights and camera models.
Key Features
The SU-4 Wireless Remote TTL Flash Controller enables wireless remote flash with automatic TTL or manual exposure control.
Detects the firing of the master flash (including built-in Speedlight) and sends a firing start signal to the slave unit.
Operates effectively up to 23 or 25 feet from the location of the main flash.
Can be attached to some current and prior Nikon Speedlight models and cameras.
Terminates the firing of the slave flash by detecting firing stop signal. Eliminates the need for connecting cord.
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