Nikon Speedlight Review SB-400 Electronic Flash

The SB-400 flash unit is a compact entry level unit which is compatible with i-TTL flash operation. This flash unit can not be used in the remote mode necessary for the Nikon Creative Lighting System.
The SB-400 flash can significantly enhance  images and give brighter and more natural lighting where there is insufficient ambient lighting.
The SB-400 flash can not be used with cameras not compatible with the Nikon Creative Lighting System. The SB-400 is not compatible with Advanced Wireless Lighting.


  • Guide number at 20°C/68°F, 30/98.4 at ISO 200, m/ft and 21/69 at ISO 100, m/ft,
  • Angle of coverage is that of an 18mm lens with DX format cameras and 27mm lens when mounted on an FX camera,
  • Flash modes, i-TTL and M manual,
  • Recycling time, 3.9 sec,
  • Flash shooting distance range: 0.6m – 20m,
  • Number of flashes, 140 with alkaline-manganese batteries,
  • Compatible cameras – all cameras compatible with Nikon Creative Lighting System,
  • Slow sync, red eye reduction, red eye reduction in slow sync, rear curtain sync, manual flash,
  • Bounce capability, head tilts up to 90° with click-stops at 0°, 60°, 75°, 90°,
  • Two AA batteries,
  • Flash duration, 1/1300 sec. at full output,
  • Dimensions 66 x 56.5 x 80mm (2.6 x 2.2 x 3.1 in.),
  • Weight 127g (4.5 oz.)