RE: Electic or Nitro
You can balance off line. The setup below is $140.00 total:
This charger
[link]http://www3.towerhobbies.com/cgi-bin/wti0001p?&I=LXLWF0&P=7[/link]Integy INDI 16X-Lithium AC/DC Charger
And this balancer
[link]http://www.maxamps.com/LBA10.htm[/link]Hyperion LBA10 Balancer