Fantastic charger for LiPo's and A123's
http://www.revolectrix.com/10s_description_tab.htm
Excellent condition, always flight-cased and perfect for a 12v PSU. £99 (£140 new)
Full details in the User Manual - http://www.revolectrix.com/support_docs/item_1266.pdf
PM if interested, have a few for sale.
