i have no idea about r/c but for a charger....
http://cgi.ebay.co.uk/ws/eBayISAPI.d...DME:L:RTQ:UK:1
i have a 3700mAh and will charge it (apparently...even though the manual says it wont (the guy says the manual is a bit out of date as bpacks above 3500mAh have only been out a while)
hope that helps