the problem, is that the charger gets very hot. i usualy have to let it cool before i can put the other battery on.

i have charged my friends ib4200's on it without a problem.

edit: Tailor operation to your specific battery types with these programmable features:
Feature Programmable Range
Battery Type NiCd, NiMH - 1-8 cells
Charge Current 0.1-5.0A
Battery Capacity 50-5000mAh
Peak Sensitivity 3-20mV
Trickle Current 0, 100, 200mA
Sounds 5


so 50-5000ma there ya go