Yongnuo YN-565EX II TTL Speedlite With High Guide Number For Canon DSLR Flash  (Black)

Specification Wireless (infrared) eTTL slave for Canon and i-TTL slave for Nikon Longest rage for wireless TTL connection indoors up to 25m and outdoors 15m, the slave flash needs optical contact to the master, bright sunlight can disturb the connection GN 58 at ISO 100 and 105mm Modes: TTL, Manual, Multi Optical slave modes S1 and S2, S2 suppresses the TTL metering flash Modeling light function for 1s if cameras depth of field button is pressed PC port for triggering by cable or by non hot shoe triggers Fast recycle time of approximately only 3 seconds after firing on full power (AA alkaline cell used) Read beep if charging has finished, can be turned off Metal foot Bounce card build in Rear-curtain sync FEC - flash exposure compensation +-5EV in 1/3 EV steps FEB - flash exposure bracketing for 3 pictures in a row FE lock (Canon) and FV lock (Nikon) supported for locking the flash exposure before recomposing the image and taking the final picture Slave groups: 3 A, B, and C. Channels: 4 Auto and manual zoom: 24, 28, 35, 50, 70, 80, 105mm, compatible with full size and crop size sensors Wide angle diffuser for supporting focal length shorter 24mm to 18mm Vertical rotation angle: -7~90 degrees Horizontal rotation angle: 0~270 degrees Power supply: 4 x AA size batteries (Alkaline or Ni-MH are usable) Connector for an external battery pack e.g. Yongnuo SF-18C, SF-17C Color temperature: 5600k Flash time: 1/200s~1/20000s Flash control: 8 levels of output control (1/128~1/1), 22 levels of fine tuning Dimensions: 60×190×78mm