| Electronic construction | Automatic Insulated Gate Bipolar Transistor (IGBT) and series circuitry |
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| Guide number | 34/111.5 (ISO 100, m/ft), 48/157.5 (ISO 200, m/ft)
(at 35 mm zoom head position, in FX format, standard illumination pattern, 20 °C/68 °F) |
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| Effective flash output distance range | 0.6 m to 20 m (2 ft to 66 ft)
(in i-TTL, auto aperture flash or non-TTL auto flash mode)
(varies depending on camera's image area setting, illumination pattern, ISO sensitivity, zoom head position, and lens aperture in use) |
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| Illumination pattern | There are three illumination patterns: standard, even and center-weighted. The light distribution angle is automatically adjusted to the camera's image area in both FX and DX formats |
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| Available flash modes | i-TTL, Auto aperture flash, Non-TTL auto flash, Distance-priority manual flash, Manual flash and Repeating flash |
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| Other available functions | Test firing, monitor pre-flashes, AF-assist illumination for multi-point AF and modeling illumination |
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| Nikon Creative Lighting System | A number of flash operations are available with compatible cameras: i-TTL mode, Advanced Wireless Lighting, FV lock, flash color information communication, auto FP high-speed sync and AF-assist illumination for multi-point AF |
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| Multiple flash-unit photography operation | Advanced Wireless LightingSU-4 type wireless multiple flash-unit photography |
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| Flash exposure control set on the camera | Camera's sync modes: slow sync, red-eye reduction slow sync, front-curtain sync, rear-curtain sync, rear-curtain slow sync
Photography functions: auto FP high-speed sync, FV lock, red-eye reduction |
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| Bounce capability | Flash head tilts down to 7 ° or up to 90 ° with click-stops at -7 °, 0 °, 45 °, 60 °, 75 °, 90. °
Flash head rotates horizontally 180 ° to the left and right with click-stops at 0 °, 30 °, 60 °, 75 °, 90 °, 120 °, 150 °, 180 ° |
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| Power ON/OFF | Rotate the power switch/wireless mode switch for multiple flash units to turn the SB-910 on or offStandby function can also be set |
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| Power source | Use four AA-size batteries of the same brand from any of the following types:1.5 V LR6 (AA-size) alkaline batteries, 1.5 V FR6 (AA-size) lithium batteries, 1.2 V HR6 (AA-size) rechargeable Ni-MH batteries |
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| Flash-ready indicator | The SB-910 is fully recycled: lights up
Insufficient flash output for correct exposure (in i-TTL, auto aperture flash, non-TTL auto flash or distance-priority manual flash mode): blinks |
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| Flash-ready indicator (in remote mode) | The SB-910 is fully recycled: blinks
Insufficient flash output for correct exposure (in i-TTL, auto aperture flash or non-TTL auto flash mode, or AUTO mode in SU-4 type wireless multiple flash-unit photography): blinks |
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| Flash duration (approx.) | 1/880 sec. at M1/1 (full) output
1/1100 sec. at M1/2 output
1/2550 sec. at M1/4 output
1/5000 sec. at M1/8 output
1/10000 sec. at M1/16 output
1/20000 sec. at M1/32 output
1/35700 sec. at M1/64 output
1/38500 sec. at M1/128 output |
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| Mounting foot lock lever | Provides secure attachment of the SB-910 to camera's accessory shoe using locking plate and locking pin to prevent unintentional detachment |
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| Flash compensation | -3.0 EV to +3.0 EV in increments of 1/3 EV steps in i-TTL, auto aperture flash, non-TTL auto flash or distance-priority manual flash mode |
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| Custom settings | 19 items |
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| Other functions | ISO sensitivity manual setting, redisplay of underexposure amount from insufficient flash output in i-TTL mode, reset to the default settings, key lock, thermal cut-out, firmware update |
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| Dimensions (W x H x D) | Approx. 78.5 x 145 x 113 mm
(3.1 x 5.7 x 4.4 in.) |
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| Weight | Approx. 510 g (18 oz) (with four 1.5 V LR6 (AA-size) alkaline batteries)
Approx. 420 g (14.8 oz) (Speedlight only) |
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| Accessories supplied | Speedlight Stand AS-21, Nikon Diffusion Dome SW-13H, Fluorescent Filter SZ-2FL, Incandescent Filter SZ-2TN, Soft Case SS-910 |
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