Having now sold off all my Olympus DSLR gear, although my daughter has kept the E-420 and a couple of lenses, I have some spare batteries left over).
so, up for grabs (UK only, sorry) are 4x compatible BLM-5 batteries - there is one Hahnel, and three I got from Gadget Infinity (originally from this forum). I'm happy to let these go to any Olympus users of this forum for free.
First to PM me gets them.
Using Olympus E-420 and Apple Mac Mini '09.