Duralite 3 + 1 Charger

[Curtis Burns]

Hello:

Can I use my Duralite 3 + 1 Charger to charge Duralite or Great Planes (has safety circuitry) new Li-Po two and three cell Li-Po batteries in the 1200 to 1500 mah range.

And, if so, how long does it take to charge these batteries?

Thanks

Curt