The Specs

Additional Specifications
Autofocus Assist AF Assist Beam
Flash Range 98.43 ft
Description Speedlite 580EX II Flash for Canon EOS Digital SLR Cameras
normalized-Weight 14.29
Frequency Band Full swivel, 180 in either directionFourteen Speedlite Custom Functions built-in; set on Speedlite's LCD panelSuperior build quality, including a metal foot for higher rigidityAuto conversion of flash coverage with compatible digital SLR camerasWhite Balance info communicated instantly to compatible digital SLR camerasAF-assist beam, compatible with all AiAF points on every EOS SLR Dust- and water- resistance to match the EOS-1D Mark III
Maximum Flash Recycle Time 6 Second
Minimum Flash Recycle Time 100 ms
Battery Model Supported CP-E3
Parent Retsku B000NP3DJW
Brand Name Canon
Mount Type Shoe Mount
Product Model 580EX II
SKU DCAN1946B002US
Number of Batteries Support 12
Product Line Speedlite
General
Dimensions 3" x 5.30" x 4.50"
URL http://www.usa.canon.com
Weight 13.20 oz - without batteries
Quick Glance
Flash Mode TTL|E-TTL
Compatible Camera Model(s) EOS Digital SLR Cameras Digital Cameras: PowerShot G2 PowerShot G3 PowerShot G5 PowerShot G6 PowerShot Pro1 35mm SLR Cameras: T90 EOS-1v EOS-3 EOS Elan 7N series EOS Elan 7 series EOS Elan II series EOS Rebel T2 EOS Rebel Ti EOS Rebel K2 EOS Rebel G2 EOS Rebel G
Performance
Flash Recycle Time 100 ms to 6 Second - with fresh AA-size alkaline batteries
Battery Life 100 to 700 Flash Maximum - with fresh AA-size alkaline batteries
Guide Number 58 m/190 ft at ISO 100 (105 mm Zoom-head Setting)

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