Nikon SB-900 Speedlight Specifications

Nikon's first high-end i-TTL only flash unit, the SB-900 dropped support for film and D-TTL cameras except in Automatic and Manual flash modes. The SB-900 is notorious for overheating in constant use and shutting down, as it has an internal thermal detector.

Guide Number (ISO 100 FX): 111 ft, 34m @ 35mm

Weight: 14.6 ounces (415g)

Power: 4 AA batteries, external

Recycle time: 2.3 seconds (NiMH)

Max Flash Duration: 1/880

Coverage: 14mm, 17mm, 18mm, 20mm, 24mm, 28mm, 35mm, 50mm, 70mm, 85mm, 105mm, 120mm, 135mm, 180mm, 200mm

35mm film TTL support: No

D-TTL support: No

i-TTL (CLS) support: Yes

Auto Aperture: Yes

Automatic Flash mode: Yes

Manual Flash mode: Yes (8 levels)

Head tilt: Yes

Head rotate: Yes

AF Assist: Yes

High Speed Sync: Yes, Auto (i-TTL)

Repeating Flash: Yes

Modeling light: Yes

PC Sync socket: Yes

LCD: Yes

Foot style: Flip lock

Flash Value lock: Yes

Flash Color info: Yes

Wireless: Yes (I-TTL preflash only)

Other: includes stand, filter set, diffusion dome

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