If you want another AC/DC charger, look at the Thunder AC6 or AC680 sold by Hobbypartz.

http://www.hobbypartz.com/thac6smbachw.html

http://www.hobbypartz.com/73p-ac680-accharger.html

Get the 680 if you're charging 4S lipos, it has more charger output power of the two. If you'll dnload the manual for either you can h=get a better idea of what they are like as far as navigating. They have a store function and will let you store and recall 5 different charging programs.