Nikon D40 format_Micro Four Thirds but transfers aperture information via

but transfers aperture information via old-school pre-AI bunny ears

That big "centre column" does not retract

The MB-23 uses 6 AA batteries (not included) or a rechargeable battery pack (also not included)

including a small ding (visible in the photo near the base of the grip)

and includes a battery

Nikon D40 format_Micro Four Thirds but transfers aperture information viaThe Nikon D40 is a compact 6mp DX format DSLR compatible with Nikon F mount lenses. Yes, it's an older camera; no, it doesn't do video. But if you're looking for a solid basic DSLR, this D40 might just do the trick. It's in excellent condition, with under 2500 actuations. Includes battery and charger.