SPEEDLITE 220EX Instruction Manual
Page 3
... normal AE shooting. It is an external flash unit, it works automatically and seamlessly just like the camera's built-in flash. The camera controls the Speedlite automatically in the "Specifications" of your camera's instruction manual. TTL autoflash (off-the-film metering for purchasing a Canon product. The Canon Speedlite 220EX is a compact flash unit automatically compatible with preflash reading/lens distance...
... normal AE shooting. It is an external flash unit, it works automatically and seamlessly just like the camera's built-in flash. The camera controls the Speedlite automatically in the "Specifications" of your camera's instruction manual. TTL autoflash (off-the-film metering for purchasing a Canon product. The Canon Speedlite 220EX is a compact flash unit automatically compatible with preflash reading/lens distance...