Nikon announces the Nikon SB-400 Speedlight. Announced with the New Nikon D40. November 16, 2006

• Electronic construction: Automatic Insulated Gate Bipolar Transistor (IGBT) and series circuitry.
• Guide Number: (at 18mm zoom-head position, 20 degrees C/68 degrees F) 30m/98.4ft. (ISO 200, m/ft).
• Angle of Coverage: Light distribution covers an 18mm lens when mounted on a Nikon DX format digital SLR camera. (27mm lens when mounted on an F6 35mm SLR).
• Flash shooting distance range: 2 to 66 feet (Varies depending on the ISO sensitivity, zoom-head position, and lens aperture in use).
• Flash mode: i-TTL, M (manual, only with the D40).
• Compatible cameras: All cameras compatible with Nikon Creative Lighting System.
• 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).

Bounce capability: Flash head tilts up to 90 degrees with click-stops at 0, 60, 75, 90 degrees.

• Power Source: Two AA batteries (1.5V or lower).
• Number of flashes/Recycling time (at full output with fresh batteries): Alkaline-manganese (1.5V) 140/3.9 sec. Lithium (1.5V) 250/4.2 sec. Oxyride (1.5V) 150/3.1 sec.Ni-MH rechargeable (1.5V, 2600 mAh) 210/2.5 sec.
• Number of flashes/Recycling time (at full output with fresh batteries): Alkaline-manganese (1.5V) 140/3.9 sec. Lithium (1.5V) 250/4.2 sec. Oxyride (1.5V) 150/3.1 sec.Ni-MH rechargeable (1.5V, 2600 mAh) 210/2.5 sec.
• Flash duration: Approx. 1/1,300th sec. at full output.
• Mounting foot lever lock: Provides secure attachment of SB-400 to the camera accessory shoe with a mount pin to prevent accidental detachment.
• Dimensions (W x H x D): Approx. 2.6 x 2.2 x 3.1 in.
• Weight (without batteries): Approx. 4.5 oz.
• Included accessory: SS-400 Soft Case.
• Specification Conditions: Performance specifications are applicable when fresh batteries are used at normal temperature (20¡C/68¡F).
• Notice: Specifications and equipment are subject to change without any notice or obligation on the part of the manufacturer.

Reference: Nikon Inc.