came across this mouse, which goes for around $150, the person has 0 feedback so it could be a scam, im not so sure, i bought one knowing I would be protected by paypal though so it could be worth the gamble.
http://www.ebay.com.au/itm/NEW-Razer-Mamba-Wireless-Gaming-H…
i just ordered one too, guess we both are in the same boat.