Nikon PK-3 process_ECN-2 Colour The Canon Speedlite 470EX-AI is

The Canon Speedlite 470EX-AI is a unique motorized on-camera flash that (somewhat creepily) measures the room and aims the flash head to bounce out the most even light

a swivelling screen

with impressive magnification in a relatively compact package- and pretty solid image quality

you can print a date on your picture too

Nikon PK-3 process_ECN-2 Colour The Canon Speedlite 470EX-AI isThe Nikon PK 3 is a 27. 5mm extension tube for manual focus F mount lenses. Will mount to any F lens and body, but transfers aperture information via old school pre AI bunny ears, so depending on your camera and or lens, you may need to meter stopped down on this one. In good working order, with minor cosmetic wear.