If you really don't mind standing over yur pack and constantly checking the temperature then go ahead and use it!!!!
For 3000's I think you will be in the 45 min. range.... But don't go by that....
Peak chargers are cheap anymore, so go ahead and get one... your batteries and wallet will thank you!!!!
G's RC Raceway- Best off-road track on the east coast...period!!!
Pitman for Team Dallas Austin...