how about these?

http://cgi.ebay.co.uk/Radio-Control-Battery-Pack-8-4V-3300mAh-SC-NiMH_W0QQitemZ300117533271QQihZ020QQcategoryZ34063 QQcmdZViewItemhttp://cgi.ebay.co.uk/Radio-Control-...iMH_W0QQitemZ3 00117533271QQihZ020QQcategoryZ34063QQcmdZViewItem

alex