Features:
【2.4G Ultral-Long- Flash】
2.4G ultra-long- flash with the farthest triggering distance to 100 meters; can receive the signals sent by -603 or -602 , supporting 16 channels.
【Multiple Trigger Mode Supported】GN58 at ISO100,105mm High guide number 2.4G flash, supports M/Multi mode, can be triggered by the set-, 2.4G trigger. and are sensitive trigger, with pre-flash-canceled mode.
【High Speed Recycling System】The recycling for full output just takes 3s; you can get high speed current return experience even without using , which will only takes 4-5s; besides, you can use the external box to accelerate the speed.
【Electric Zoom & Sound Prompt Function】 cover focal length can be altered between 24-105mm by pressing [ZOOM] button; When the sound prompt system is enabled, different sound modes will prompt different working conditions of the speedlite so as to allow you to on process (Note: the sound can be turned off).
【Other Practical and Powerful Functions】With socket for external , meeting your higher demand for charging recycle; equipped with PC port to connect speedlite to your and make them synchronized; can automatically save your current operating settings to convenient your use.

Specifications:
Brand: YONGNUO
Model: YN560 III
Circuit design: Insulated Gate Bipolar Transistor (IGBT)
Guide No.: 58 (ISO 100, 105mm)
Flash mode: M, Multi
Triggering mode: set-, , , RX
Zoom : 24, 28, 35, 50, 70, 80, 105mm
Vertical rotation angle: -7 to 90 degrees
Horizontal rotation angle: 0 to 270 degrees
: 4 * AA size (not included; Alkaline or Ni-MH are usable)
times: 100-1500 times (AA alkaline cell used)
Recycle : approx. 3s (AA alkaline cell used)
Color : 5600k
Flash : 1/200s to 1/20000s
Flash control: 8 levels of output control (1/128 to 1/1), 29 levels of fine tuning
External interface: hot shoe, PC port and eternal port
triggering distance: 100m(2.4G ); 20-25m indoor, 10-15m
Additional features: The electronic flash head zooming, sound signal, automatically saving setting, saving mode, over heat conservation and options
Item Size: 19 * 6.5 * 5.5cm/ 7.7 * 2.6 * 2.2in
Item Weight: 368g / 13.0oz
Package size: 21 * 9.5 * 8cm/ 8.3 * 3.7 * 3.1in
Package weight: 542g/ 1.2Lbs

Package list:
1 * Speedlite
1 * Stand
1 * Protecting Bag
1 * User Manual