The Canon Speedlite 580EX II is a slim and stylish shoe-mount flash that is designed to work with Canon EOS and PowerShot G series cameras. The Canon shoe-mount flash lets you capture decent photographs even in poor light conditions. The EOS & PowerShot G series flash mount has a faster recycle time, allowing you to click more photographs continuously using the flash. The flash head of this EOS & PowerShot G series flash mount can be swiveled up, right, and left to capture pictures from different angles. The Canon Speedlite 580EX II can be controlled through the camera's LCD screen. Guide number (190 ft/ 58 m at ISO 100) of the Canon Speedlite 580EX II offers powerful flash. Auto-conversion of flash coverage and white balance information automatically pass from the Canon shoe-mount flash to the camera and back, letting you take excellent pictures.