Description:      Meike MK910 I-TTL 1\/8000s Sync Flash Speedlight With Bounce Diffuser For Nikon D7100 SB600      The MK910 is a high-performance CLS-compatible speedlight with a large guide number of 42(ISO 100\/M)(111.5\/157.5 ft.)(at the 35mm zoom position in Nikon FX format with standard illumination pattern). Combined with CLS-compatible camera， the MK910 can easily perform various types of flash operations， such as I-TTL auto flash and wireless multiple flash.<br>      <br> <br>  Main Feature:<br>  <br>   I-TTL mode    Manual mode   Repeating flash   S1\/S2 mode   Bounce flash operation   Wireless multiple flash shooting     TTL is recommended for standard shooting situations.     To take pictures using MK910 set in i-TTL mode， see &amp;rdquo;Basic Operation&amp;rdquo;     I-TTL automatic balanced fill-flash mode and standard i-TTL mode are available.     Standard i-TTL， the main subject correctly exposed regardless of background brightness.       Specification:                            Brand\/ Model             Meike 910                       Power Zoom             18mm to 180mm                       Flash Shooting Distance Range             0.6m to 16m       (varies depending on camera's image area setting， ISO sensitivity zoom position， and lens aperture in use)                       Available Flash Mode             TTL， Manual flash， Repeating flash， S1，S2                       Multiple Flash Operation             Advanced Wireless Lighting                       Sync Modes of Cameras             slow-sync， front-curtain sync， rear-curtain sync                       Suitable For             all Nikon F mount cameras                       Flash Output Level Compensation             -3.0 +3.0 EV in increments of 1\/3 steps in the i-TTL; auto flash                       Flash Head Tiles             Down to -7  or up to 90  with click-down-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                         Power Source             Use four AA-type batteries (Alkaline， Lithium， OxyrideTX or Ni-MH are usable) (not included)                       Compatible Cameras             I-TTL mode， advanced wireless light， FV Lock flash， flash color information communication， Auto FP High-speed sync， and wide-area AF-Assist illuminator                       Other available Functions             Test firing， monitor pre-flashes， AF-assist illuminator， and Modeling illuminator                       Dimensions             200 x 78 x 58mm               <br>    Package included:       1 x Meike MK-910 For Nikon   1 x Flash Stand   1 x Protection Bag   1 x User Manual  Functions of Set On The Camera<br>  <br> Slow-sync， the flash is controlled at a slow shutter speed to obtain th