Features:

Guide Number: 33m (108ft at 100ISO).
Quick Power Zoom Reflector: 16-70mm (24-105mm on film SLR camera)
Built in Colour Filter Guide
Quick Battery Replacement with Spare Cartridge
Wireless Remote Slave Flash on Manual Mode.
Manual Power in 6 steps from full to 32nd power
TTL Flash Compensation for +/- 1.5EV

Specifications:

Power Source: 4 x AA Batteries (Alkaline, Oxyride, Lithium batteries are usuable)
Recycle Time: 3.8 sec. with fresh NiMH Batteries
Number of Flashes: 200 flashes with fresh Alkaline Batteries

Compatability:

Di466 for Canon EOS

• 1Ds Mark III / 1Ds Mark II / 1D Mark IV / 1D Mark III / 1D Mark II N / 1D Mark II
• 5D Mark II / 5D / 7D
• 50D / 40D / 30D / 20D / 10D
• 550D(Rebel T2i) / 500D(Rebel T1i) / 450D(Rebel XSi) / 400D(Rebel XTi) / 350D(Rebel XT)/ 300D(Rebel X)
• 1000D(Rebel XS)
• 60D (Firmware update is required)