Manage your entire Creative Lighting System of multiple flash through the large and easy to use LCD panel. Removes the need for cables and separate flash meters to enable accurate automatic exposures in any lighting conditions. The SU-800 can control of any number of i-TTL Creative Lighting system Speedlights like the SB-800 or SB-600, or the dedicated SB-R200 Remote Speedlight for Close-up photography, to deliver an entirely new dimension to your photography indoors or in the field.