Guide Number
30m/98.4ft. (ISO 200, m/ft at 18mm zoom-head position, 20 degrees C/68 degrees F)
Electronic Construction
Automatic Insulated Gate Bipolar Transistor (IGBT) and series circuitry
Flash Exposure Control
Flash exposure control set on the camera: Slow-sync, red-eye reduction, red-eye reduction in slow sync, rear-curtain sync flash, FV lock flash, manual flash (with Nikon Creative Lighting System digital and 35mm SLR cameras).
i-TTL, M (manual with the D40 only)
Lens Coverage
Light distribution covers an 18mm lens when mounted on a Nikon DX-format digital SLR camera (27mm lens when mounted on a D3's FX-format or the F6 35mm SLR)
Minimum Recycling Time
3.9 sec. with Alkaline batteries; 4.2 with Lithium batteries, 3.1 with Oxyride batteries; 2.5 with Ni-MH batteries
Flash Duration
Approx. 1/1, 300th second at full output.
Required Power Source
Two AA batteries (1.5V or lower); Alkaline-manganese, Lithium, Oxyride or Ni-MH rechargeable (2600mAh 1.2v)
Supplied Accessories
SS-400 Soft case
Weight
Approx. 4.5 oz. (without batteries)
Minimum Number of Flashes
Approx. 140
Supplied Accessories
*Supplied accessories may differ depending on country or area.