YONGNUO Flash Speedlite Adjustable Flash Speedlite Hot Shoe Bounce Flash for Canon Nikon Pentax Olym

Guide number:58 at ISO100, 105MM.
*Super speed of charging recycle:It only takes 3 seconds in charging after full power output. Even without new batteries, you can get the super charging speed that it only needs 4-5 seconds, you can completely get rid of the nightmare of anxious waiting for charging,. In addition, you can use the external power pack to accelerate the charging speed once more.
*Supporting high speed continuous shooting:Under the ouput level of 1/8 or below, YN-560 can support the 8FPS high speed continuous shooting.
*The Improved power saving mode:In the power saving mode, the flash keep sidle for 3 minutes and then it will setp into the dormancy state in order to save power. and it will automatically shutdown aftger keeping idle for 15 minutes. If you disabled the power saving mode, the power saving indicator will be on, the flash won't step into the dormancy state aftger being stopped. It will be automatically shut down after 30 minutes.
*The more fine output control: The adjustment range of YN-560 output level is 1/1, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128, there are 8 levels of putput and each level has 8 ine tuning stalls.
*The automatic setting saving:It can automatically save your current setting.
*Overheating protection
*Maually set the zooming position:The coverd focal length of the flash will switch in circel of 14 / 28 / 35 / 50 / 70 / 80 / 105mm by pressing the button.

Advanced Application:
1. Fine tuning the out put power
2. Multi-flash Lighting Application
3. Buttons are effective immediately
4. The use of external charging box
5. High-speed continuous shooting
6. Rear-curtain Sync
7. Reflection Flash
8. Using the built-in Bounce Card
9. Using the built-in Wide-angle Diffuse