Q:  Which 9V batteries are compatible with the charger?
A:  7.2V, 8.4V, and 9.6V NiMH rechargeable batteries. 


Q:  What does a solid RED light mean?
A:  It means your batteries are charging.


Q:  What does a flashing RED light mean?
A:  It means you have a bad battery.


Q:  Can I leave my batteries in the charger? 
A:  You can leave your batteries in the charger once they are done charging and don't have to take them out right away. However, we DO NOT recommend storing your batteries in the charger. You can use a battery holder to store your batteries. 


Q:  Can I use other brand batteries in the charger? 
A:  Yes, as long as they are NiMH rechargeable batteries. However, we always recommend using Powerex batteries for best performance.