Nikon Wireless Remote Speedlight SB-R200 for Nikon D200, D80, D2Xs, D90 DSLR.

Specification:

Electronic Construction : Automatic Insulated Gate Bipolar Transistor (IGBT) and series circuitry (for wireless remote flash unit only)

Flash Exposure Control : i-TTL, D-TTL, TTL (film-based cameras), M (Manual)

Guide Number : 10/33 (ISO 100, m/ft.), 14/46 (ISO 200, m/ft.)

Flash Coverage : Covering light distribution of 24mm lens; 60 (deg) (vertical) and 78 (deg) (horizontal)

Recycling Time : Approx. 6 sec. or less

Number of Flashes : Approx. 290

Power Requirements : One CR123A (3V) lithium battery

Dimensions : Approx. 80 x 75 x 55mm

Weight (without batteries) : 120g

Supplied Accessories (may differ by country or area) : Speedlight Stand AS-20, Soft Case SS-R200, Color Filter Set SJ-R200, Color Filter Holder SZ-1