Stc-c9v AA-AAA-9V Compatible 4-Bay Battery Charger

Compatible with AA, AAA, and 9V batteries. It has the ability to charge 4 AA batteries or 4 AAA batteries or 2 9V batteries simultaneously. There are 2 independent charging channels available. It features a low charging current for longer battery life. Reverse polarity protection is available. You can monitor the charging status of the batteries with 2 LED indicators. It has overcharge protection. It is a CE certified battery charger.