If you are looking for something inexpensive you might try this one
http://www.unitedhobbies.com/UNITEDH...alance/Charger it will charge a 1200mh pack in about 1 hour. If you charge without a balancer not only can the batteries flame out, but you recharge cycles will drop from about 600 to maybe 100 of less. I buy a couple of extra batteries and change out batteries for more flights