Features
E-TTL flash exposure control balances exposure between flash and ambient light
FE Lock can be used with capable cameras
TTL Autoflash
90 Second auto shut off feature
Specifications
Type : Shoe Mount
Guide No. : 72' (22 m)
Angle of Coverage : 75o (28mm lens in 35mm format)
Auto Distance Range : 2.3-51.5' (0.7 to 15.7 m)
Auto f/Stops : none (full TTL at all apertures)
Vari-Power : none
TTL Dedication : E-TTL on newer Canon cameras
Bounce Head : no
Swivel Head : no
Zoom Head : no
Off Camera Terminal : no
Recycle Time : 4.5 Seconds (based on fresh batteries & full power)
Power Source : four 1.5-volt "AA" alkaline batteries
Dimensions (WxHxD) : 66 x 91 x 61mm
Weight : 159 g