Canon Speedlite 580EX II Shoe Mount Flash 

• ㆍProduct Highlights
  
  - Approximately 20 percent faster recycling time compared to 580EX
  
  - Superior build quality, including a metal foot for higher rigidity
  
  - Max Guide No. 58 at 105mm setting (GN 190, feet)
  
  - Auto conversion of flash coverage with compatible digital SLR cameras
  
  - White Balance info communicated instantly to compatible digital SLR cameras
  
  - Full swivel, 180 degrees in either direction
  
  - AF-assist beam, compatible with all AiAF points on every EOS SLR
  
  - Dust- and water- resistance to match the EOS-1D Mark III
  
  
  
• ㆍSpecification
  
  

  Mount	Shoe
  Guide No.	190' (57.91 m) at 105 mm position
  Angle of Coverage	84° - 23.3° Wide-Angle Adapter: 114° - 23.3°
  Vari-Power	1/1 - 1/128
  Bounce Head	Yes
  Swivel Head	Yes, 360°
  Coverage	24 mm - 105 mm (Full frame)
  Zoom Head	Full frame: 24 mm - 105 mm
  Off Camera Terminal	PC
  Recycle Time	Approximately 0.1 - 6 seconds
  Compensation	None
  Wireless Communication Channels	None
  Wireless Groups	None
  Power Source	4x AA Alkaline, Lithium, NiCad, Rechargeable NiMH Batteries
  Dimensions (WxHxD)	3.0 x 5.3 x 4.5" / 7.6 x 13.5 x 11.4 cm
  Weight	13.2 oz / 374 g

  
  
  
  
• ㆍWhat is in the box ?
  
  - Canon Speedlite 580EX II Shoe Mount Flash