+ High compatibility
+ High guide number
Tested + ETTL problems with EOS 300D and 700D
+ High Speed Sync (only via camera menu - 700D etc.!)
+ Compatible with YN-622C
+ Price
- Manual English only - not available PDF
For the "opportunity Blitzer" due to the price-performance ratio very recommendable, but who wants optimal performance, have to spend a lot more money just. Downside is possibly. Even the lack of a detailed (German) Manuals, but many more can be found at the analog Canon Speedlite 580EX II, which can be downloaded as PDF from the German Canon website ...... 4.5 stars rounded up!